{"title":"Mercury 40 EFI (4 CYL.)(4-STROKE) (1C000001 THRU 1C050251) Parts \u0026 Diagrams","description":"\u003cp\u003eOEM and aftermarket replacement parts for Mercury 40 EFI (4 CYL.)(4-STROKE). Scroll down for exploded parts diagrams (38), specifications, and maintenance reference.\u003c\/p\u003e","products":[{"product_id":"circulation-water-pump-for-mercruiser-sterndrive-65142a1","title":"35-879885K 35-879885Q 35-879885T Fuel Filter for Mercury | JLM Marine","description":"\u003ch2\u003eFuel Filter – Fits Mercury 4-Stroke Outboards 40–300 HP\u003c\/h2\u003e\n\n\u003cp\u003eThis aftermarket fuel filter is engineered for Mercury 4-stroke outboards ranging from 40 HP to 300 HP. Designed to replace OEM part numbers \u003cstrong\u003e35-879885K\u003c\/strong\u003e, \u003cstrong\u003e35-879885Q\u003c\/strong\u003e, and \u003cstrong\u003e35-879885T\u003c\/strong\u003e, it ensures reliable fuel filtration for your marine engine.\u003c\/p\u003e\n\n\u003cp\u003eBuilt to OEM specifications, this filter provides direct fitment for Mercury Mariner outboard models, helping maintain clean fuel flow and engine performance across a wide horsepower range.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFuel line connection: \u003cstrong\u003e8mm (5\/16 inch)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with Mercury 4-stroke outboards from 40 HP to 300 HP\u003c\/li\u003e\n\u003cli\u003eDirect replacement for multiple Mercury OEM part numbers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e35-879885K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e35-879885Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e35-879885T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e879885K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e879885Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e879885T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e40 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e50 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e60 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e75 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e90 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e115 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e135 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e150 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e200 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e300 HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eFuel Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003eMercury Mariner Outboards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel Line Connection\u003c\/td\u003e\n\u003ctd\u003e8mm (5\/16 inch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Numbers\u003c\/td\u003e\n\u003ctd\u003e35-879885K, 35-879885Q, 35-879885T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eYour package includes:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × Fuel Filter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eDisconnect the battery and ensure the ignition is off. Relieve fuel system pressure before proceeding.\u003c\/li\u003e\n\u003cli\u003eLocate the existing fuel filter on your Mercury outboard, typically along the fuel line between the tank and engine.\u003c\/li\u003e\n\u003cli\u003eUse pliers or a wrench to loosen the hose clamps on both sides of the old filter. Have a rag ready to catch any residual fuel.\u003c\/li\u003e\n\u003cli\u003eCarefully slide the fuel hoses off the old filter and remove it from the system.\u003c\/li\u003e\n\u003cli\u003eInspect the fuel hoses for cracks or damage; replace if necessary.\u003c\/li\u003e\n\u003cli\u003eNote the direction of fuel flow (usually indicated by an arrow on the filter body). Install the new filter with the arrow pointing toward the engine.\u003c\/li\u003e\n\u003cli\u003eSlide the fuel hoses onto the inlet and outlet fittings of the new filter, ensuring a snug fit over the 8mm (5\/16 inch) barbs.\u003c\/li\u003e\n\u003cli\u003eSecure both hose connections with new or existing hose clamps, tightening them firmly.\u003c\/li\u003e\n\u003cli\u003eDouble-check all connections for proper seating and clamp tightness.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery and prime the fuel system by squeezing the primer bulb until firm.\u003c\/li\u003e\n\u003cli\u003eStart the engine and inspect the filter area for any fuel leaks. Address any leaks immediately.\u003c\/li\u003e\n\u003cli\u003eRun the engine for a few minutes at idle, then check all connections again to ensure secure installation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this fuel filter fits my Mercury outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Check that your engine is a Mercury or Mariner 4-stroke model rated between 40 HP and 300 HP, and verify your original filter uses an 8mm (5\/16 inch) fuel line connection. Cross-reference the OEM part numbers 35-879885K, 35-879885Q, or 35-879885T with your service manual or parts diagram.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my fuel filter?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends inspecting the fuel filter every 100 hours of operation or annually, whichever comes first. Replace it if you notice reduced performance, hard starting, or visible contamination inside the filter housing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs of a clogged or failing fuel filter?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include engine hesitation, rough idling, stalling under load, difficulty starting, or loss of power at higher RPMs. If you experience these issues, inspect and replace the fuel filter as part of your troubleshooting process.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this filter in either direction?\u003c\/strong\u003e\u003cbr\u003e\nA: No. Always install the filter with the flow arrow pointing toward the engine (away from the fuel tank). Incorrect orientation can restrict fuel flow and cause engine performance issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between OEM and aftermarket fuel filters?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49444258939193,"sku":"23FF054","price":15.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Circulation_Water_Pump_for_MerCruiser_Sterndrive_65142A1_-_JLM_MARINE-8285766.jpg?v=1755742382"},{"product_id":"water-pump-impeller-kit-for-mercury-30-40-50-60-70-hp-46-812966a12","title":"Water Pump Impeller Kit – Fits Mercury\/Mariner 4-Stroke 30-70 HP (Replaces 46-812966A12)","description":"\u003ch2\u003eWater Pump Impeller Kit – Fits Mercury\/Mariner 4-Stroke 30-70 HP (Replaces 46-812966A12)\u003c\/h2\u003e\n\u003cp\u003eThis water pump impeller kit provides a complete solution for servicing the cooling system on Mercury\/Mariner 4-Stroke 30, 40, 50, 60, and 70 HP outboard engines (1991 and newer models).\u003c\/p\u003e\n\u003cp\u003eIt is engineered to serve as a direct replacement for Mercury\/Quicksilver part numbers 46-812966A12, 46-812966A11, and 46-812966A10, as well as aftermarket equivalents from Sierra, GLM Marine, and others.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes the impeller, housing, base, gaskets, plate, and all necessary hardware for a full replacement.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect Fit:\u003c\/strong\u003e Designed as a direct replacement for the original equipment manufacturer (OEM) part for a straightforward installation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCritical Maintenance:\u003c\/strong\u003e Essential for maintaining engine cooling system integrity, preventing overheating and ensuring long-term engine health.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003ePart Number\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Quicksilver\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12, 46-812966A11, 46-812966A10, 46-14334A3, 46-14334A2, 46-14334A1, 46-812966A6, 46-812966A5, 46-812966A4\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eSierra\u003c\/td\u003e\n                \u003ctd\u003e18-3690\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eGLM Marine\u003c\/td\u003e\n                \u003ctd\u003e12124\/12095\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eSEI Marine\u003c\/td\u003e\n                \u003ctd\u003e96-265-01BK\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eRated HP\u003c\/th\u003e\n                \u003cth\u003eStroke\u003c\/th\u003e\n                \u003cth\u003eYears\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\u003c\/th\u003e\n                \u003cth\u003eNotes\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e30\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991 and newer\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eSerial No. 0T409000 through 1B355222 and 1C000001 \u0026amp; above\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke (3 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e30\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eEFI\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke (3 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e40\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eCARB and EFI models\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke (4 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e40\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eEFI and JET models\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke (4 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e50\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eEFI models\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke (3 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eEFI and Bigfoot models\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke (4 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eEFI models\u003c\/td\u003e\n            \u003c\/tr\u003e\n             \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003eFormula\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eS\/N 1C104574 \u0026amp; UP\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003eSeaPro\u003c\/td\u003e\n                \u003ctd\u003e40-60\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\/Mariner\u003c\/td\u003e\n                \u003ctd\u003eJET\u003c\/td\u003e\n                \u003ctd\u003e35-45\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eForce\u003c\/td\u003e\n                \u003ctd\u003eOutboard\u003c\/td\u003e\n                \u003ctd\u003e70\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-1995\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eSerial 0E000001 through 0E138599\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eForce\u003c\/td\u003e\n                \u003ctd\u003eOutboard\u003c\/td\u003e\n                \u003ctd\u003e75\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1996-1998\u003c\/td\u003e\n                \u003ctd\u003e46-812966A12\u003c\/td\u003e\n                \u003ctd\u003eSerial 0E288000 through 0E344999, 0E138600 through 0E202999, 0E203000 through 0E287999\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003cth\u003eValue\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eWater Pump Impeller Kit with Housing\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eDirect OEM Replacement\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eFuel Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eGasoline\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eComplete kit with housing for outboard cooling system\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 x Impeller (47-19453T)\u003c\/span\u003e\u003c\/li\u003e\n    \u003cli\u003e1 x Base (46-812966A7)\u003c\/li\u003e\n    \u003cli\u003e1 x Guide tube\/Coupler (859770\/859770-1\/893857)\u003c\/li\u003e\n    \u003cli\u003e1 x Impeller Key\u003c\/li\u003e\n    \u003cli\u003e1 x O-Ring\u003c\/li\u003e\n    \u003cli\u003e1 x Washer (12-858234)\u003c\/li\u003e\n    \u003cli\u003e1 x Plate (19700A2)\u003c\/li\u003e\n    \u003cli\u003e1 x Gasket Upper (27-822189)\u003c\/li\u003e\n    \u003cli\u003e1 x Gasket Lower (27-19701)\u003c\/li\u003e\n    \u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 x Housing\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eExplosion Diagram\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/46-812966A12.png?v=1729734689\" alt=\"Explosion Diagram\" loading=\"lazy\"\u003e\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n    \u003cli\u003eDisconnect the negative battery cable and remove the engine Cowling.\u003c\/li\u003e\n    \u003cli\u003eShift the outboard into forward gear to simplify driveshaft re-engagement later.\u003c\/li\u003e\n    \u003cli\u003eRemove the bolts securing the lower unit (gearcase) to the engine's midsection and carefully lower it.\u003c\/li\u003e\n    \u003cli\u003eUnscrew the bolts on the water pump housing and lift the housing off the driveshaft.\u003c\/li\u003e\n    \u003cli\u003eRemove the old impeller, key, wear plate, and gaskets. Thoroughly clean all mating surfaces, removing any old gasket material or debris.\u003c\/li\u003e\n    \u003cli\u003eInstall the new lower gasket and wear plate onto the gearcase.\u003c\/li\u003e\n    \u003cli\u003eInsert the new impeller key into the slot on the driveshaft.\u003c\/li\u003e\n    \u003cli\u003eApply a thin layer of marine grease or soap-water solution to the new impeller and the inside of the new housing.\u003c\/li\u003e\n    \u003cli\u003eSlide the new impeller onto the driveshaft while turning the shaft clockwise to correctly orient the vanes.\u003c\/li\u003e\n    \u003cli\u003ePlace the new housing and upper gasket over the impeller and secure it with the bolts, tightening them to the torque specified in your service manual.\u003c\/li\u003e\n    \u003cli\u003eReinstall the lower unit, ensuring the driveshaft, shift shaft, and water tube are properly aligned. Secure with the mounting bolts.\u003c\/li\u003e\n    \u003cli\u003eReconnect the battery. Start the engine using a water supply (flushing muffs) and confirm a steady stream of water from the tell-tale port.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this kit fits my Mercury engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit fits most Mercury and Mariner 4-stroke outboards from 30 to 70 HP (1991 and newer). The best way to confirm is by checking your engine's serial number against the ranges listed in our compatible models table. Cross-referencing your old part number with our list (e.g., 46-812966A12) is also a reliable verification method.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCommon symptoms of a failing impeller include a weak or non-existent water stream from the tell-tale outlet, the engine overheating alarm sounding, or discovering cracked, brittle, or deformed rubber vanes during a visual inspection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should I replace the water pump impeller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor preventative maintenance, we recommend inspecting the impeller annually and replacing it every 1-2 years or every 100-200 hours of engine use. If you frequently operate in shallow, sandy, or debris-filled water, more frequent replacement is advised.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the housing included in this kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, this is a complete water pump service kit that includes the impeller, the pump housing, a new wear plate, all necessary gaskets, and required hardware for a full overhaul.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49490516279609,"sku":"19KM004","price":96.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_Kit_for_Mercury_4-Stroke_30_40_50_60_70_HP___46-812966A12_-_JLM_MARINE-8286350.jpg?v=1755400265"},{"product_id":"water-pump-impeller-kit-for-mercury-35-300-hp-47-43026q06","title":"Water Pump Impeller Kit – Fits Mercury\/MerCruiser 35-300 HP (Replaces 47-8M0100526, 47-43026Q06)","description":"\u003ch2\u003eWater Pump Impeller Kit – Fits Mercury\/MerCruiser 35-300 HP\u003c\/h2\u003e\n\u003cp\u003eThis water pump impeller service kit is designed for a wide range of Mercury\/Mariner outboards from 35 HP to 300 HP and MerCruiser Alpha One Gen 2 sterndrives with serial numbers 0D469859 and above. It provides a reliable, direct-fit solution for maintaining your engine’s cooling system.\u003c\/p\u003e\n\u003cp\u003eThis kit is a direct replacement for Mercury\/Quicksilver part numbers \u003cstrong\u003e8M0100526\u003c\/strong\u003e and \u003cstrong\u003e47-43026Q06\u003c\/strong\u003e, as well as Sierra 18-3265 and UANOFCN 8M0100526.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003eEngineered for improved water flow and cooling efficiency.\u003c\/li\u003e\n    \u003cli\u003eConstructed with a durable Neoprene marine rubber impeller, stainless steel faceplate, and non-asbestos gaskets.\u003c\/li\u003e\n    \u003cli\u003eIncludes all necessary gaskets, seals, and O-rings for a complete water pump rebuild.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\/Quicksilver\u003c\/td\u003e\n            \u003ctd\u003e8M0100526\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\/Quicksilver\u003c\/td\u003e\n            \u003ctd\u003e47-43026Q06\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eSierra\u003c\/td\u003e\n            \u003ctd\u003e18-3265\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eUANOFCN\u003c\/td\u003e\n            \u003ctd\u003e8M0100526\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eMercury\/Mariner Outboard\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003eModel\u003c\/th\u003e\n            \u003cth\u003eRated HP\u003c\/th\u003e\n            \u003cth\u003eStroke\u003c\/th\u003e\n            \u003cth\u003eOEM Part No.\u003c\/th\u003e\n            \u003cth\u003eNotes\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eBigFoot\/Command Thrust\u003c\/td\u003e\n            \u003ctd\u003e40-60\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003e\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eBigFoot\u003c\/td\u003e\n            \u003ctd\u003e60\u003c\/td\u003e\n            \u003ctd\u003e2-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eSerial #0D000750 and above\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eFourStroke\u003c\/td\u003e\n            \u003ctd\u003e75-115\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eAll models\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eFourStroke\u003c\/td\u003e\n            \u003ctd\u003e150\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eAll models\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eStandard\u003c\/td\u003e\n            \u003ctd\u003e70-90\u003c\/td\u003e\n            \u003ctd\u003e2-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eSerial #0A996142 and above\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eStandard\u003c\/td\u003e\n            \u003ctd\u003e100-125\u003c\/td\u003e\n            \u003ctd\u003e2-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003e4 cylinder models with pump cover screws without insulators\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eOptiMax\u003c\/td\u003e\n            \u003ctd\u003e200\/225\/250\u003c\/td\u003e\n            \u003ctd\u003e2-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003e3.0L V6 models\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eVerado\u003c\/td\u003e\n            \u003ctd\u003e\u003c\/td\u003e\n            \u003ctd\u003e4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eL4 \u0026amp; L6 models with 4.80\" \u0026amp; 5.44\" diameter gearcases\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eVarious Outboard Models\u003c\/td\u003e\n            \u003ctd\u003e35-300\u003c\/td\u003e\n            \u003ctd\u003e2-Stroke \u0026amp; 4-Stroke\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eModel specific - verify application\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eMerCruiser Sterndrive\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003eModel\u003c\/th\u003e\n            \u003cth\u003eOEM Part No.\u003c\/th\u003e\n            \u003cth\u003eNotes\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMerCruiser\u003c\/td\u003e\n            \u003ctd\u003eAlpha One Gen 2\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eSerial #0D469859 and above\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMerCruiser\u003c\/td\u003e\n            \u003ctd\u003eGear Housing Drive-2.33:1\u003c\/td\u003e\n            \u003ctd\u003e8M0100526, 47-43026Q06\u003c\/td\u003e\n            \u003ctd\u003eUSA-0T625304\/BEL-0P216185 and up\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003cth\u003eValue\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eProduct Type\u003c\/td\u003e\n            \u003ctd\u003eWater Pump Impeller Kit\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eInstallation\u003c\/td\u003e\n            \u003ctd\u003eDirect replacement\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eHousing Material\u003c\/td\u003e\n            \u003ctd\u003eNon-asbestos gasket, Neoprene Marine Rubber Impeller and O-Ring, Stainless Steel Plate\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eHousing Color\u003c\/td\u003e\n            \u003ctd\u003eBlack\/Silver\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eOther Technical Attributes\u003c\/td\u003e\n            \u003ctd\u003eDesigned for improved water flow rate and cooling efficiency\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e1 x Water Pump Impeller \u003cstrong\u003e(8M0025709)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x Water Pump Faceplate \u003cstrong\u003e(8172761)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x Face Seal \u003cstrong\u003e(8M2014338)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x Quad Ring \u003cstrong\u003e(455771)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x Impeller Gasket \u003cstrong\u003e(8M0050720)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x Impeller Key \u003cstrong\u003e(8M0032833)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x Seal Ring Gasket \u003cstrong\u003e(8172771)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x Drain Screw Gasket \u003cstrong\u003e(830749)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e2 x O-Ring (0.796 in. x 0.139 in.) \u003cstrong\u003e(21836)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e1 x O-Ring (0.921 in. x 0.139 in.) \u003cstrong\u003e(90196)\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 x Face Seal Setting Tool \u003cstrong\u003e(818769)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eExplosion Diagram\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/storage.megazip.net\/catalog\/M\/df2\/df25dc08382acecce55d87b20aa731a7.png\" alt=\"Explosion Diagram\" loading=\"lazy\"\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDisconnect Power:\u003c\/strong\u003e Disconnect the battery and shift the outboard into neutral.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAccess the Lower Unit:\u003c\/strong\u003e Remove the bolts securing the lower unit (gearcase) to the upper leg of the outboard.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemove the Old Pump:\u003c\/strong\u003e Carefully lower the gearcase. The water pump housing is located on top of the gearcase. Remove the bolts securing the water pump housing.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInspect and Clean:\u003c\/strong\u003e Remove the old impeller and gaskets. Clean the housing and faceplate surfaces thoroughly, ensuring they are free of old gasket material and corrosion.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstall New Components:\u003c\/strong\u003e Lightly grease the new impeller and insert it into the housing, rotating the driveshaft clockwise to seat the vanes correctly. Install the new key, gaskets, and seals.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReassemble Pump Housing:\u003c\/strong\u003e Secure the new faceplate and housing with the provided bolts, tightening them to the manufacturer's specified torque.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReattach Lower Unit:\u003c\/strong\u003e Re-install the lower unit, ensuring the driveshaft, shift shaft, and water tube align correctly. Secure with bolts.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTest Operation:\u003c\/strong\u003e Reconnect the battery and start the engine using a water supply (flushing muffs) to verify proper water flow from the tell-tale outlet.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my specific engine?\u003c\/strong\u003e\u003cbr\u003e\nA: The best way is to check the part number on your original water pump or in your service manual. Compare it to the cross-reference list provided (8M0100526, 47-43026Q06). You should also verify your engine model and serial number against the compatibility tables above.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs of a failing water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Common signs include the engine overheating at idle or low speeds, a weak or non-existent water stream from the \"tell-tale\" outlet, or a cracked and brittle appearance on the old impeller's vanes during inspection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: For preventative maintenance, it is recommended to inspect the impeller annually and replace it every 1-2 years, or every 100-200 hours of use, depending on operating conditions (especially in saltwater or sandy\/silty water).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part, not an OEM component. We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49490533908793,"sku":"19KM007","price":31.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_Kit_for_Mercury_35-300_HP_47-43026Q06_-_JLM_MARINE-8286357.jpg?v=1755138815"},{"product_id":"outboard-thermostat-for-mercury-marine-6-15-hp-outboard-motors-14586","title":"Outboard Thermostat – Fits Mercury Marine 6-15 HP Two-Stroke Outboards (Replaces 14586)","description":"\u003ch2\u003eOutboard Thermostat – Fits Mercury Marine 6-15 HP Two-Stroke Outboards (Replaces 14586)\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket thermostat is engineered to regulate engine temperature for select \u003cstrong\u003eMercury Marine 6-15 HP 2-Stroke outboards (1986-2005)\u003c\/strong\u003e and specific \u003cstrong\u003eJohnson\/Evinrude 4-Stroke engines\u003c\/strong\u003e. It ensures your engine operates within the optimal temperature range for performance and longevity.\u003c\/p\u003e\n\u003cp\u003eThis component is a direct replacement for Mercury OEM parts \u003cstrong\u003e14586, 14586A3, 75692A9, 75692A10, and 75692A11\u003c\/strong\u003e, as well as several aftermarket equivalents.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Opens at 120°F (48.9°C)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstallation Method:\u003c\/strong\u003e Direct Replacement\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Constructed from high-quality brass with stainless steel components for corrosion resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003ePart Number\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury Marine\u003c\/td\u003e\n                \u003ctd\u003e14586\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury Marine\u003c\/td\u003e\n                \u003ctd\u003e14586A3\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury Marine\u003c\/td\u003e\n                \u003ctd\u003e75692A9\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury Marine\u003c\/td\u003e\n                \u003ctd\u003e75692A10\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury Marine\u003c\/td\u003e\n                \u003ctd\u003e75692A11\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                \u003ctd\u003e435491\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                \u003ctd\u003e0435491\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n                \u003ctd\u003e0765559\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eSierra\u003c\/td\u003e\n                \u003ctd\u003e18-3549\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eGLM\u003c\/td\u003e\n                \u003ctd\u003e13120\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eGLM\u003c\/td\u003e\n                \u003ctd\u003e13130\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMallory\u003c\/td\u003e\n                \u003ctd\u003e9-43014\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eAM\u003c\/td\u003e\n                \u003ctd\u003eAM435491\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Johnson\/Evinrude owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/johnson-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eJohnson Serial Number Guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eMercury Marine\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eRated HP\u003c\/th\u003e\n                \u003cth\u003eStroke\u003c\/th\u003e\n                \u003cth\u003eYears\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke Outboards\u003c\/td\u003e\n                \u003ctd\u003e6\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1986-2005\u003c\/td\u003e\n                \u003ctd\u003e14586\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke Outboards\u003c\/td\u003e\n                \u003ctd\u003e7\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1986-2005\u003c\/td\u003e\n                \u003ctd\u003e14586\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke Outboards\u003c\/td\u003e\n                \u003ctd\u003e8\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1986-2005\u003c\/td\u003e\n                \u003ctd\u003e14586\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke Outboards\u003c\/td\u003e\n                \u003ctd\u003e9.9\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1986-2005\u003c\/td\u003e\n                \u003ctd\u003e14586\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke Outboards\u003c\/td\u003e\n                \u003ctd\u003e15\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1986-2005\u003c\/td\u003e\n                \u003ctd\u003e14586\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003cth\u003eValue\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eOutboard Engine Thermostat\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eDirect Replacement\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e120°F (48.9°C)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eBrass with stainless steel components\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eHousing Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eRequires separate housing assembly (not included)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e120°F (48.9°C) opening temperature\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eISO9002 certified factory production\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 x Thermostat (14586)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e When purchasing a complete thermostat kit (such as Sierra 18-43052), additional components like seals and gaskets are typically included. This listing is for the thermostat only.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Disconnect the battery and ensure the engine is cool before starting.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDrain Coolant:\u003c\/strong\u003e Drain the engine's cooling system to prevent spills.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLocate Housing:\u003c\/strong\u003e Find the thermostat housing on the engine block or cylinder head.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemove Cover:\u003c\/strong\u003e Carefully unbolt and remove the thermostat housing cover.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemove Old Thermostat:\u003c\/strong\u003e Take out the old thermostat and the corresponding gasket or seal.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClean Surfaces:\u003c\/strong\u003e Thoroughly clean the mating surfaces of the housing and cover, removing any old gasket material.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstall New Thermostat:\u003c\/strong\u003e Place the new thermostat into the housing, ensuring it is oriented correctly. Install the new gasket\/seal.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReassemble:\u003c\/strong\u003e Securely fasten the housing cover. Do not overtighten the bolts.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRefill \u0026amp; Check:\u003c\/strong\u003e Refill the cooling system. Start the engine and carefully check for leaks around the housing as the engine warms up.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this thermostat fits my specific Mercury engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Verify that your engine is a 2-stroke model between 6-15 HP, manufactured from 1986-2005. The most reliable method is to cross-reference the OEM part number (e.g., 14586) from your old thermostat or service manual with the numbers listed in our cross-reference table.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are common signs that my outboard's thermostat is failing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Key symptoms include the engine overheating at low speeds, running too cold (failing to reach operating temperature), or erratic readings on the temperature gauge. A thermostat stuck open will cause the engine to run cold, while one stuck closed will cause it to overheat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the housing or gasket included with this part?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, this listing is for the thermostat only. The housing assembly and gaskets must be sourced separately or reused if they are in good condition. We recommend replacing gaskets during installation to ensure a proper seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49540068966713,"sku":"20TH003","price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Outboard_Thermostat_for_Mercury_Marine_6-15_HP_Outboard_Motors__18-3549_-_JLM_MARINE-8286891.jpg?v=1755138721"},{"product_id":"lower-unit-non-magnetic-oil-plug-for-mercury-mariner-outboard-and-mercruiser-sterndrive-79953q04","title":"Gearcase Drain Plug – Fits Mercury\/MerCruiser Marine Engines (Replaces 10-79953Q04, 79953Q04)","description":"\n\u003ch2\u003eGearcase Drain Plug – Fits Mercury\/MerCruiser Marine Engines (Replaces 10-79953Q04, 79953Q04)\u003c\/h2\u003e\n\n\u003cp\u003eThis gearcase drain and fill plug is designed for a wide range of Mercury outboard engines, including 30-125 HP EFI models, and various MerCruiser sterndrive units. It serves as a crucial component for draining and refilling gearcase lubricant in the lower unit.\u003c\/p\u003e\n\n\u003cp\u003eThis part is a direct replacement for Mercury part numbers \u003cstrong\u003e10-79953Q04, 79953Q04, 10-79953A2, 10-79953Q2\u003c\/strong\u003e and Sierra part number \u003cstrong\u003e18-2244\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstallation Method:\u003c\/strong\u003e Simple threaded screw-in installation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Constructed from durable brass for corrosion resistance in marine environments.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComplete Assembly:\u003c\/strong\u003e Includes the required sealing washer\/gasket for a leak-proof fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003e10-79953Q04\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003e79953Q04\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003e10-79953A2\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003e10-79953Q2\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eSierra\u003c\/td\u003e\n            \u003ctd\u003e18-2244\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003eModel\u003c\/th\u003e\n            \u003cth\u003eRated HP\u003c\/th\u003e\n            \u003cth\u003eNotes\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\u003c\/td\u003e\n            \u003ctd\u003eEFI Outboards\u003c\/td\u003e\n            \u003ctd\u003e30, 40, 75, 80, 90, 115, 125\u003c\/td\u003e\n            \u003ctd\u003e3 Cyl EFI models\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eMercury\/MerCruiser\u003c\/td\u003e\n            \u003ctd\u003eVarious Sterndrive\/Outdrive\u003c\/td\u003e\n            \u003ctd\u003eN\/A\u003c\/td\u003e\n            \u003ctd\u003eUsed in gearcase\/lower unit\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003cth\u003eValue\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eGearcase Drain\/Fill Plug\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eThreaded\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eLower Unit Gearcase\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eMetal (Brass)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eHousing Color\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eSilver\/Metallic\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eFitting Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eScrew with Gasket\/Seal\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eIncludes sealing washer\/gasket; used for both draining and filling gear oil in lower units\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e1 x Lower Unit Gear Lube Drain w\/Fill Hole Screw (79953Q04)\u003c\/li\u003e\n    \u003cli\u003e1 x \u003cspan style=\"color:red;\"\u003eSeal\/Gasket (included with assembly)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n    \u003cli\u003eLocate the gearcase drain\/fill plugs on the lower unit. There are typically two: an upper (vent) and a lower (drain).\u003c\/li\u003e\n    \u003cli\u003ePosition a suitable drain pan underneath the lower plug.\u003c\/li\u003e\n    \u003cli\u003eRemove the lower drain plug using a large flathead screwdriver, allowing the old gear lube to drain completely.\u003c\/li\u003e\n    \u003cli\u003eRemove the upper vent plug to allow air to enter, which speeds up the draining process.\u003c\/li\u003e\n    \u003cli\u003eInspect the old plugs and magnetic tips for any metal shavings, which can indicate excessive gear wear.\u003c\/li\u003e\n    \u003cli\u003eClean the threads on the gearcase housing before installation.\u003c\/li\u003e\n    \u003cli\u003eInstall the new drain plug with its gasket in the lower hole and tighten it securely, but do not overtighten.\u003c\/li\u003e\n    \u003cli\u003eFill the gearcase with the manufacturer-specified lubricant through the upper vent hole until fluid begins to flow out.\u003c\/li\u003e\n    \u003cli\u003eInstall the new upper vent plug with its gasket and tighten securely.\u003c\/li\u003e\n    \u003cli\u003eClean any excess lubricant from the lower unit housing.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this fits my engine?\u003c\/strong\u003e\u003cbr\u003e\nFirst, check your existing part for a part number and compare it to those listed in our cross-reference table. Second, review the compatible engine models table. For Mercury engines, use the provided \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e to confirm your model details.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this used for both draining and filling the gearcase?\u003c\/strong\u003e\u003cbr\u003e\nYes, this screw and seal assembly is used for both the lower drain hole and the upper vent\/fill hole on compatible Mercury and MerCruiser lower units.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the included gasket?\u003c\/strong\u003e\u003cbr\u003e\nThe gasket (seal) is critical for preventing gear lube from leaking out and water from entering the gearcase. \u003cstrong\u003eAlways use a new gasket\u003c\/strong\u003e with each installation to ensure a proper seal.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49546754785593,"sku":"22GK033","price":21.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Lower_Unit_Non-Magnetic_Oil_Plug_for_Mercury_Mariner_Outboard_and_MerCruiser_Sterndrive_______79953Q04_-_JLM_MARINE-8287053.jpg?v=1755052041"},{"product_id":"water-pump-base-for-mercury-mariner-35-40-50-55-60-hp-and-force-70-75-hp-46-812966a7","title":"Water Pump Base – Fits Mercury\/Mariner 30-60 HP \u0026 Force 70-75 HP (Replaces 46-812966A7)","description":"\u003ch2\u003eWater Pump Base – Fits Mercury\/Mariner 30-60 HP \u0026amp; Force 70-75 HP (Replaces 46-812966A7)\u003c\/h2\u003e\n\u003cp\u003eThis water pump base is a direct replacement for various Mercury, Mariner, and Force outboard engines. It is designed for 3 \u0026amp; 4 cylinder models, both 2-Stroke and 4-Stroke, from 1991 and newer, covering a horsepower range of 30-75 HP depending on the brand.\u003c\/p\u003e\n\u003cp\u003eThis component directly replaces OEM part numbers, including Mercury \u003cstrong\u003e46-812966A7\u003c\/strong\u003e, \u003cstrong\u003e46-812966A9\u003c\/strong\u003e, and \u003cstrong\u003e46-81266A3\u003c\/strong\u003e, as well as aftermarket equivalents from Sierra, GLM, and Mallory.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003eEngineered for a \u003cstrong\u003edirect OEM replacement\u003c\/strong\u003e fit.\u003c\/li\u003e\n    \u003cli\u003eConstructed with a durable \u003cstrong\u003eStainless Steel\u003c\/strong\u003e housing.\u003c\/li\u003e\n    \u003cli\u003eManufactured to meet or exceed OEM specifications for reliable performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003ePart Number\u003c\/th\u003e\n                \u003cth\u003eSuperseded By\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e46-81266A3\u003c\/td\u003e\n                \u003ctd\u003e46-812966A9\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e46-812966A9\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eSierra\u003c\/td\u003e\n                \u003ctd\u003e18-3445\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eGLM\u003c\/td\u003e\n                \u003ctd\u003e12352\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMallory\u003c\/td\u003e\n                \u003ctd\u003e9-43330\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eMercury\/Mariner\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eRated HP\u003c\/th\u003e\n                \u003cth\u003eStroke\u003c\/th\u003e\n                \u003cth\u003eYears\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\u003c\/th\u003e\n                \u003cth\u003eNotes\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e30 HP\u003c\/td\u003e\n                \u003ctd\u003e30\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-2006\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e35 HP\u003c\/td\u003e\n                \u003ctd\u003e35\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-2006\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e35 HP JET\u003c\/td\u003e\n                \u003ctd\u003e35\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003eAfter 1C453840\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e40 HP\u003c\/td\u003e\n                \u003ctd\u003e40\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-2006\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e40 HP EFI\u003c\/td\u003e\n                \u003ctd\u003e40\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e2006-Up\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e40 HP (4-Stroke)\u003c\/td\u003e\n                \u003ctd\u003e40\u003c\/td\u003e\n                \u003ctd\u003e4-Stroke\u003c\/td\u003e\n                \u003ctd\u003e2001-2012\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e40 HP EFI JET\u003c\/td\u003e\n                \u003ctd\u003e40\u003c\/td\u003e\n                \u003ctd\u003eVarious\u003c\/td\u003e\n                \u003ctd\u003e1999-2010\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e45 HP JET\u003c\/td\u003e\n                \u003ctd\u003e45\u003c\/td\u003e\n                \u003ctd\u003eVarious\u003c\/td\u003e\n                \u003ctd\u003e1991-2004\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e50 HP (3 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e50\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-2006\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e50 HP EFI\u003c\/td\u003e\n                \u003ctd\u003e50\u003c\/td\u003e\n                \u003ctd\u003eVarious\u003c\/td\u003e\n                \u003ctd\u003e2001-2012\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e55 HP (3 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e55\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-2006\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e60 HP (3 Cyl)\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-2006\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e60 HP EFI\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003eVarious\u003c\/td\u003e\n                \u003ctd\u003e2001-2012\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e60 HP BIGFOOT\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003eVarious\u003c\/td\u003e\n                \u003ctd\u003e1998-2006\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003e60 HP SEAPRO\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003eVarious\u003c\/td\u003e\n                \u003ctd\u003eAfter 1C453840\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eMercury\u003c\/td\u003e\n                \u003ctd\u003eFORMULA 60\u003c\/td\u003e\n                \u003ctd\u003e60\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eForce\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eRated HP\u003c\/th\u003e\n                \u003cth\u003eStroke\u003c\/th\u003e\n                \u003cth\u003eYears\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\u003c\/th\u003e\n                \u003cth\u003eNotes\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eForce\u003c\/td\u003e\n                \u003ctd\u003e70 HP FORCE\u003c\/td\u003e\n                \u003ctd\u003e70\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1991-1995\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eForce\u003c\/td\u003e\n                \u003ctd\u003e75 HP FORCE\u003c\/td\u003e\n                \u003ctd\u003e75\u003c\/td\u003e\n                \u003ctd\u003e2-Stroke\u003c\/td\u003e\n                \u003ctd\u003e1996-1998\u003c\/td\u003e\n                \u003ctd\u003e46-812966A7\u003c\/td\u003e\n                \u003ctd\u003e\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003cth\u003eValue\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eWater Pump Base\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eDirect OEM replacement\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eStainless Steel\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eManufactured to OEM specifications\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cp\u003e1 x Water Pump Base (\u003cspan style=\"color:red;\"\u003e46-812966A7\u003c\/span\u003e)\u003c\/p\u003e\n\n\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDisconnect Power:\u003c\/strong\u003e Start by disconnecting the battery terminals to prevent any electrical accidents.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAccess Lower Unit:\u003c\/strong\u003e Remove the lower unit (gearcase) from the outboard motor. This typically involves removing several bolts connecting it to the midsection.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemove Pump Housing:\u003c\/strong\u003e Unbolt and carefully lift the water pump housing to expose the impeller and the pump base.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRemove Old Base:\u003c\/strong\u003e Lift the old water pump base plate off the driveshaft and gearcase. Take note of any seals or gaskets underneath.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClean Surfaces:\u003c\/strong\u003e Thoroughly clean the mounting surface on the gearcase where the new base will sit. Ensure it is free of old gasket material and corrosion.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstall New Base:\u003c\/strong\u003e Place the new water pump base into position, ensuring it is properly aligned with any guide pins or bolt holes.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReassemble Pump:\u003c\/strong\u003e Install a new impeller, key, and gaskets. Re-attach the water pump housing and torque the bolts to the manufacturer's specification.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRe-attach Lower Unit:\u003c\/strong\u003e Slide the lower unit back into place, ensuring the driveshaft and water tube align correctly. Secure it with the mounting bolts.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTest Operation:\u003c\/strong\u003e Reconnect the battery. Start the engine using a water source (flushing muffs or in water) and check the tell-tale outlet for a strong, steady stream of water.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How can I confirm this base fits my specific engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Check your engine's model, year, and serial number against our compatibility tables. For Mercury models, you can use the provided serial number guide to verify your details. This base replaces OEM part number \u003cstrong\u003e46-812966A7\u003c\/strong\u003e and others listed in the cross-reference table.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs my water pump base needs replacement?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Common signs include engine overheating, a weak or inconsistent water stream from the tell-tale outlet, or visible cracks and corrosion on the existing base during a water pump service.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should the water pump assembly, including the base, be inspected?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: It is recommended to inspect the entire water pump assembly, including the impeller, housing, and base, every 100 hours of operation or at least once a year, whichever comes first. Replace components that show wear or damage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49547110842681,"sku":"2435","price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Base_for_Mercury_Mariner_35_40_50_55_60_HP_and_Force_70_75_HP________46-812966A7_-_JLM_MARINE-8287142.jpg?v=1755052027"},{"product_id":"drain-screw-gaskets-for-mercury-mariner-and-mercruiser-engines-26-830749","title":"Drain Screw Gasket - Fits Mercury\/Mercruiser Outboards \u0026 Sterndrives","description":"\u003ch2\u003eDrain Screw Gasket - Fits Mercury\/Mercruiser Outboards \u0026amp; Sterndrives (Replaces 26-830749, 26-8M0204693)\u003c\/h2\u003e\n\u003cp\u003eThis drain screw gasket is designed for a wide range of Mercury\/Mercruiser engines. It is compatible with outboard engines from 40 to 600 HP (2-Stroke \u0026amp; 4-Stroke, 1990–Present) and all models of sterndrive and inboard engines from 1994 to the present.\u003c\/p\u003e\n\u003cp\u003eThis part is a direct replacement for Mercury OEM part numbers \u003cstrong\u003e26-830749\u003c\/strong\u003e and \u003cstrong\u003e26-8M0204693\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade from a durable, tear-resistant rubber-coated stainless steel washer.\u003c\/li\u003e\n\u003cli\u003eDesigned for use with \u003cstrong\u003e3\/8\"-16 drain\/fill screws\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eEnsures a proper seal to prevent gearcase lubricant leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eSuperseded By\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e26-830749\u003c\/td\u003e\n\u003ctd\u003e26-8M0204693\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eMercury\/Mercruiser Outboard Engines\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e40-50-60 EFI\u003c\/td\u003e\n\u003ctd\u003e40-60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1C000001-1C050251\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e40-50-60 EFI\u003c\/td\u003e\n\u003ctd\u003e40-60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1C050252-1C453839\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e40-50-60 EFI\u003c\/td\u003e\n\u003ctd\u003e40-60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1C453840-Current\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e70-90 EFI\u003c\/td\u003e\n\u003ctd\u003e70-90\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2B095049-Current\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e75-90-115 Optimax\u003c\/td\u003e\n\u003ctd\u003e75-115\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1B417702-Current\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003eDFI Models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e115 EFI\u003c\/td\u003e\n\u003ctd\u003e115\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2B095049-Current\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e135-150-175-200 Verado\u003c\/td\u003e\n\u003ctd\u003e135-200\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e4-Cylinder models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eV-135 DFI\u003c\/td\u003e\n\u003ctd\u003e135\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1B417702-Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e2.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eV-150 DFI\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1B417702-Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e2.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eV-150 EFI\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1B227000-Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e2.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eV-175 DFI\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1B417702-Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e2.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eV-200 EFI\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1B227000-Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e2.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e175-300 V6 \u0026amp; V8\u003c\/td\u003e\n\u003ctd\u003e175-300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e3.4L V6 \u0026amp; 4.6L V8 Torpedo \u0026amp; Torque Master\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e200-300 Verado\u003c\/td\u003e\n\u003ctd\u003e200-300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll series\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e6-cylinder models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e250-300 V8 Racing\u003c\/td\u003e\n\u003ctd\u003e250-300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003eSport Master, Torpedo \u0026amp; Torque Master\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e450 V8 Racing\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003eSport Master \u0026amp; Torpedo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eMercury\/Mercruiser Sterndrive \u0026amp; Inboard Engines\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eAlpha One (Gen.II)\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1996-1997\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e0F680000-0K999999\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eBravo One\/Two\/Three\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0W250000 \u0026amp; Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003eAll variants including X and XR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eBravo XR Sportmaster\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0M906878 \u0026amp; Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eNXT1 Drive\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0M954569 \u0026amp; Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eSSM Six\/Seven\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eHI Performance Transom\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0W150003 \u0026amp; Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eINTEGRATED Transom\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0M052768 \u0026amp; Up\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eZeus 3000\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Series\u003c\/td\u003e\n\u003ctd\u003e26-830749\/26-8M0204693\u003c\/td\u003e\n\u003ctd\u003eAll production ranges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDrain Screw Gasket\/Seal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eUsed with 3\/8\"-16 drain\/fill screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eRubber-coated stainless steel washer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Color\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Type\u003c\/td\u003e\n\u003ctd\u003eWasher\/Gasket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Size\u003c\/td\u003e\n\u003ctd\u003eFor 3\/8\"-16 drain screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther Technical Attributes\u003c\/td\u003e\n\u003ctd\u003eTear-resistant gearcase drain screw seal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x \u003cspan style=\"color:red;\"\u003eDrain Screw Gasket (Replaces 26-8M0204693)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eExplosion Diagram\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/storage.megazip.net\/catalog\/M\/b8f\/b8f92fc9b0718704b0401fdf44790295.png\" alt=\"Explosion Diagram\" loading=\"lazy\"\u003e\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003ePosition a drain pan under the gearcase drain screw.\u003c\/li\u003e\n\u003cli\u003eUsing a large flathead screwdriver, carefully loosen and remove the lower drain\/fill screw.\u003c\/li\u003e\n\u003cli\u003eInspect the old gasket on the magnetic tip of the screw for wear or damage and discard it.\u003c\/li\u003e\n\u003cli\u003eClean the screw and the gearcase sealing surface, ensuring they are free of old gasket material or debris.\u003c\/li\u003e\n\u003cli\u003eSlide the new yellow gasket onto the drain screw.\u003c\/li\u003e\n\u003cli\u003eReinstall the screw with the new gasket and tighten it until it is snug. \u003cstrong\u003eDo not overtighten.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eProceed with gear lube filling from the bottom hole as per your engine's service manual.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this gasket fits my specific Mercury engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This gasket fits most Mercury\/Mercruiser outboards (40-600 HP, 1990-Present) and sterndrives (1994-Present). To be certain, please check the compatible engine model tables on this page or cross-reference your existing part number with \u003cstrong\u003e26-830749\u003c\/strong\u003e or \u003cstrong\u003e26-8M0204693\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between this yellow gasket and older black ones?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This yellow, rubber-coated stainless steel washer (26-8M0204693) directly replaces the older part number 26-830749. It is designed to be more tear-resistant and provide a superior seal for your gearcase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my drain screw gasket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: It is best practice to replace the drain screw gaskets every time you change your gearcase lube, which is typically done annually or every 100 hours of operation, whichever comes first.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49568085672249,"sku":"26-830749","price":18.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Drain_Screw_Gaskets_for_Mercury_Mariner_and_MerCruiser_Engines_26-830749_-_JLM_MARINE-8287479.jpg?v=1755051979"},{"product_id":"water-pump-impeller-kit-for-mercury-outboard-mercruiser-alpha-1-gen-2-sterndrive-43026q06","title":"Water Pump Impeller Kit – Fits Mercury\/Mercruiser Alpha 1 Gen 2 Drives \u0026 Outboards (Replaces 47-43026Q06)","description":"\u003ch2\u003eWater Pump Impeller Kit – Fits Mercury\/Mercruiser Alpha 1 Gen 2 Drives \u0026amp; Outboards (Replaces 47-43026Q06)\u003c\/h2\u003e\n\u003cp\u003eThis water pump impeller service kit provides the necessary components for repairing the water pump on a wide range of Mercury\/Mariner outboards from 40 HP to 250 HP, as well as Mercruiser Alpha One Gen 2 sterndrives (serial number 0D469859 and above).\u003c\/p\u003e\n\u003cp\u003eEngineered to meet OEM specifications, this kit serves as a direct replacement for multiple part numbers, ensuring a reliable fit and restoration of your engine's cooling system performance. It is a comprehensive solution for routine maintenance or addressing overheating issues caused by a worn or failed impeller.\u003c\/p\u003e\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eInstallation Type:\u003c\/strong\u003e Direct OEM replacement\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eKey Component:\u003c\/strong\u003e Includes a high-quality, durable neoprene rubber impeller for optimal water flow.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Contains all necessary gaskets, seals, and plates for a full water pump service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06 \/ 47-8M0100526\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-43026Q5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-43026T6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-43026T7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-43026T8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-43026T10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e47-43026T11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3214\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3265\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003ccaption\u003eMercury\/Mariner Outboards\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eF40-F60 4-Stroke Bigfoot\/Command Thrust\u003c\/td\u003e\n\u003ctd\u003e40-60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e60 HP 2-Cycle Bigfoot (S\/N 0D000750+)\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e70-90 HP 2-Cycle (S\/N 0A996142+)\u003c\/td\u003e\n\u003ctd\u003e70-90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e75-115 HP\u003c\/td\u003e\n\u003ctd\u003e75-115\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e100-125 HP 2-Cycle (4 cylinder)\u003c\/td\u003e\n\u003ctd\u003e100-125\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003eModels having pump cover screws without insulators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e150 EFI\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eV-200\/225\/250 (3.0L)\u003c\/td\u003e\n\u003ctd\u003e200-250\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eVerado 135-175 (4 cylinder)\u003c\/td\u003e\n\u003ctd\u003e135-175\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003eVarious serial number ranges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eVerado 200-300 (6 cylinder)\u003c\/td\u003e\n\u003ctd\u003e200-300\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003eVarious serial number ranges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003ccaption\u003eMercruiser Stern Drives\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003eAlpha One Gen 2\u003c\/td\u003e\n\u003ctd\u003e47-43026Q06\u003c\/td\u003e\n\u003ctd\u003eSerial number 0D469859 and above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater Pump Impeller Repair Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect OEM replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eImpeller: A: 22.40mm, B: 89.00mm, C: 32mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-quality neoprene rubber impeller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\t\u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 x Impeller\u003c\/span\u003e\u003c\/li\u003e\n\t\u003cli\u003e1 x Key\u003c\/li\u003e\n\t\u003cli\u003e1 x Impeller Plate\u003c\/li\u003e\n\t\u003cli\u003e1 x Wear Plate\u003c\/li\u003e\n\t\u003cli\u003e1 x Face Seal and Tool\u003c\/li\u003e\n\t\u003cli\u003e2 x O-Ring\u003c\/li\u003e\n\t\u003cli\u003e1 x Seal Ring Gasket\u003c\/li\u003e\n\t\u003cli\u003e2 x Impeller Gasket\u003c\/li\u003e\n\t\u003cli\u003e2 x Drain Screw Gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eExplosion Diagram\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/impeller_dimension_58a34f9b-7c03-4c47-a72c-835d078e83ae.png?v=1728015466\" alt=\"Explosion Diagram\" loading=\"lazy\"\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n\t\u003cli\u003eEnsure the engine is off and disconnect the battery for safety.\u003c\/li\u003e\n\t\u003cli\u003ePlace a drain pan and remove the lower unit from the sterndrive or outboard.\u003c\/li\u003e\n\t\u003cli\u003eUnscrew the bolts holding the water pump housing cover and remove the cover.\u003c\/li\u003e\n\t\u003cli\u003eNote the rotational direction of the old impeller's fins before removal.\u003c\/li\u003e\n\t\u003cli\u003eRemove the old impeller, gaskets, wear plate, and any seals. Thoroughly clean all mating surfaces of debris and old gasket material.\u003c\/li\u003e\n\t\u003cli\u003eInstall the new wear plate, seals, and gaskets as supplied in the kit, matching them to the old parts.\u003c\/li\u003e\n\t\u003cli\u003eSlide the new impeller onto the driveshaft with the new key, rotating the shaft in its operational direction (usually clockwise) to correctly bend the fins inside the housing.\u003c\/li\u003e\n\t\u003cli\u003eLightly lubricate the interior of the pump housing with marine grease.\u003c\/li\u003e\n\t\u003cli\u003eReinstall the pump housing, ensuring a snug fit, and tighten the bolts to the manufacturer's specified torque.\u003c\/li\u003e\n\t\u003cli\u003eReattach the lower unit to the engine.\u003c\/li\u003e\n\t\u003cli\u003eConnect a water supply (flushing muffs) and start the engine, checking for a strong, steady stream from the water outlet to confirm a successful installation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this kit fits my Alpha One Gen 2 drive?\u003c\/strong\u003e\u003cbr\u003e\nThis kit is specifically designed for Mercruiser Alpha One Gen 2 drives with a \u003cstrong\u003eserial number of 0D469859 and higher\u003c\/strong\u003e. Please locate and verify the serial number on your drive's identification plate before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the signs of a failing water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nCommon symptoms include the engine overheating, especially at idle or low speeds; a weak or intermittent water stream from the \"telltale\" outlet port; or finding brittle, cracked, or broken fins on the old impeller during inspection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should I replace my water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nFor preventative maintenance, we recommend replacing the impeller every \u003cstrong\u003e1-2 years or every 100-200 hours\u003c\/strong\u003e of use. Frequency depends on operating conditions; saltwater and sandy\/silty water environments may require more frequent changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe kit includes multiple gaskets. How do I choose the right one?\u003c\/strong\u003e\u003cbr\u003e\nThis kit fits a wide variety of models, so extra gaskets are included. To ensure you use the correct one, carefully match the new gasket to the exact shape and size of the original one you removed from your water pump housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\t\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\t\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\t\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49581507084601,"sku":"18KM002","price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_Kit_for_Mercury_Outboard-MerCruiser_Alpha_1_Gen_2_Sterndrive_____43026Q06_-_JLM_MARINE-8288063.jpg?v=1755013301"},{"product_id":"water-pump-impeller-for-mercury-30-60-hp-18-8900","title":"47-19453T Outboard Rubber Impeller with Key\/Pin for Mercury Mariner 4-Stroke 40HP 50HP 60HP | JLM Marine","description":"\u003ch2\u003e47-19453T Outboard Rubber Impeller with Key\/Pin for Mercury Mariner 4-Stroke 40HP 50HP 60HP | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis high-quality rubber impeller is designed to fit Mercury Mariner 4-stroke outboard engines ranging from 40HP to 60HP. Engineered for reliable cooling performance, this impeller ensures your engine operates at optimal temperatures across a wide range of applications including 3-cylinder and 4-cylinder configurations, both carbureted and EFI models.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket impeller directly replaces OEM part number \u003cstrong\u003e47-19453T\u003c\/strong\u003e, providing a cost-effective solution without compromising performance. Compatible with multiple Mercury Mariner 4-stroke series, this impeller is built to meet OEM specifications for dependable service.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eComplete kit includes impeller, key, and pin for easy installation\u003c\/li\u003e\n  \u003cli\u003eCompatible with both carbureted and EFI 4-stroke engines\u003c\/li\u003e\n  \u003cli\u003eFits 3-cylinder and 4-cylinder Mercury Mariner models from 40HP to 60HP\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e47-19453T\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e40 Carb (3Cyl)\u003c\/td\u003e\n        \u003ctd\u003e40\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e40 (4Cyl)\u003c\/td\u003e\n        \u003ctd\u003e40\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e40 EFI (4Cyl)\u003c\/td\u003e\n        \u003ctd\u003e40\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e50 EFI (4Cyl)\u003c\/td\u003e\n        \u003ctd\u003e50\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e50\u003c\/td\u003e\n        \u003ctd\u003e50\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e60 (4Cyl)\u003c\/td\u003e\n        \u003ctd\u003e60\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e60 EFI (4Cyl)\u003c\/td\u003e\n        \u003ctd\u003e60\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e47-19453T\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eMercury Mariner 4-Stroke Outboard Engines\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCompatible HP Range\u003c\/td\u003e\n      \u003ctd\u003e40HP, 50HP, 60HP\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEngine Type\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke (3-Cylinder and 4-Cylinder)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFuel System\u003c\/td\u003e\n      \u003ctd\u003eCarbureted and EFI\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × Outboard Rubber Impeller\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × Key\/Pin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and remove the lower unit from the engine following your manufacturer's service manual.\u003c\/li\u003e\n  \u003cli\u003eLocate and remove the water pump housing cover by unscrewing the retaining bolts.\u003c\/li\u003e\n  \u003cli\u003eCarefully remove the old impeller from the pump housing. Note the direction of the impeller blades for proper installation.\u003c\/li\u003e\n  \u003cli\u003eInspect the pump housing and plate for wear, corrosion, or damage; replace if necessary.\u003c\/li\u003e\n  \u003cli\u003eLubricate the new impeller with glycerin or soapy water (never use petroleum-based lubricants). Do not use grease.\u003c\/li\u003e\n  \u003cli\u003eInsert the key\/pin into the impeller shaft slot according to the orientation marked on your pump.\u003c\/li\u003e\n  \u003cli\u003eInstall the new impeller into the housing, ensuring the blades face the correct rotation direction. Gently rotate to seat it fully.\u003c\/li\u003e\n  \u003cli\u003eReinstall the pump housing cover and secure all bolts to the manufacturer's torque specifications.\u003c\/li\u003e\n  \u003cli\u003eReattach the lower unit to the engine, ensuring all seals and gaskets are in good condition.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery and run the engine with water supply (using a test tank or flushing muffs) to verify proper water flow.\u003c\/li\u003e\n  \u003cli\u003eCheck for leaks around the pump housing and ensure a steady stream from the tell-tale (pee hole).\u003c\/li\u003e\n  \u003cli\u003eIf water flow is weak or absent, shut down immediately and recheck the installation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this impeller fits my Mercury Mariner engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine model and horsepower with the compatibility table above. You can also verify your engine's serial number using the Mercury Serial Number Guide linked in the Compatible Engine Models section, or check the exploded parts diagrams to confirm part number 47-19453T matches your water pump assembly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my outboard impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Most manufacturers recommend replacing the impeller annually or every 200–300 operating hours, whichever comes first. If you notice overheating, reduced water flow from the tell-tale, or visible cracks and missing blades during inspection, replace the impeller immediately regardless of usage time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs of a failing impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include engine overheating, weak or no water discharge from the tell-tale hole, steam from the engine, or an abnormal high-temperature warning. Inspect your impeller if you experience any of these issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use grease to lubricate the impeller during installation?\u003c\/strong\u003e\u003cbr\u003e\nA: No, never use petroleum-based grease as it can damage the rubber. Use glycerin, soapy water, or a water-based lubricant specifically designed for impeller installation to protect the rubber and ensure smooth insertion.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between this aftermarket impeller and the OEM part?\u003c\/strong\u003e\u003cbr\u003e\nA: This aftermarket impeller is manufactured to OEM specifications using comparable-grade rubber compounds. It offers the same fit, form, and function as the original Mercury part 47-19453T but at a more competitive price point, making it a cost-effective replacement without sacrificing reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part or an aftermarket replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49581546209593,"sku":"17IM004K","price":17.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_for_Mercury_30-60_HP__18-8900_-_JLM_MARINE-8288074.jpg?v=1755013298"},{"product_id":"cartridge-fuel-filter-for-mercury-mariner-30-40-50-60-hp-879884t","title":"35-879884T Fuel Filter for Mercury | JLM Marine","description":"\u003ch2\u003eFuel Filter Assembly for Mercury 4-Stroke Outboard Engines – 30HP to 60HP\u003c\/h2\u003e\n\n\u003cp\u003eThis fuel filter assembly is engineered for Mercury 4-stroke EFI outboard engines ranging from 30HP to 60HP. Designed to maintain optimal fuel flow and protect your engine from contaminants, this component ensures reliable performance for 3 \u0026amp; 4 cylinder EFI models with serial numbers 0T409000 and above.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket replacement directly substitutes OEM part numbers \u003cstrong\u003e35-879884T\u003c\/strong\u003e and \u003cstrong\u003e879884T\u003c\/strong\u003e, offering seamless fitment and dependable filtration for your Mercury outboard motor.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eComplete filter assembly – ready to install\u003c\/li\u003e\n  \u003cli\u003eFits Mercury 3 \u0026amp; 4 cylinder EFI 4-stroke outboards (s\/n: 0T409000+)\u003c\/li\u003e\n  \u003cli\u003eDirect replacement for Mercury OEM fuel filter systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e35-879884T\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e879884T\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e3 \u0026amp; 4 cylinder EFI\u003c\/td\u003e\n        \u003ctd\u003e30HP, 35HP, 40HP, 50HP, 60HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003eSerial Number: 0T409000 and above\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eType\u003c\/td\u003e\n      \u003ctd\u003eFuel Filter Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e35-879884T, 879884T\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEngine Compatibility\u003c\/td\u003e\n      \u003ctd\u003eMercury 30-60HP 3 \u0026amp; 4 cylinder EFI 4-stroke outboards\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSerial Number Range\u003c\/td\u003e\n      \u003ctd\u003e0T409000 and above\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis package includes:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 x Fuel Filter Assembly (complete with all components shown in product images)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eEnsure the engine is off and cool. Disconnect the battery to prevent accidental ignition.\u003c\/li\u003e\n  \u003cli\u003eRelieve fuel system pressure by loosening the fuel filter cap slowly. Have a rag ready to catch any residual fuel.\u003c\/li\u003e\n  \u003cli\u003eLocate the existing fuel filter assembly on your Mercury outboard engine.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the fuel lines from the inlet and outlet of the old filter. Note the direction of fuel flow (usually marked with an arrow).\u003c\/li\u003e\n  \u003cli\u003eRemove the mounting bracket or clamp securing the old filter assembly.\u003c\/li\u003e\n  \u003cli\u003eInstall the new fuel filter assembly in the same orientation, ensuring the fuel flow direction matches the arrow on the filter body.\u003c\/li\u003e\n  \u003cli\u003eReconnect the fuel lines to the inlet and outlet fittings, ensuring all connections are snug and secure.\u003c\/li\u003e\n  \u003cli\u003eSecure the filter assembly with the mounting bracket or clamp.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery and turn the ignition key to the \"ON\" position (do not start the engine yet) to prime the fuel system.\u003c\/li\u003e\n  \u003cli\u003eCheck all connections for fuel leaks. Tighten any fittings if necessary.\u003c\/li\u003e\n  \u003cli\u003eStart the engine and let it idle for a few minutes. Monitor for any leaks or irregular performance.\u003c\/li\u003e\n  \u003cli\u003eDispose of the old filter properly according to local environmental regulations.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this fuel filter fits my Mercury outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify that your engine is a Mercury 30-60HP 4-stroke EFI model (3 or 4 cylinder) with serial number 0T409000 or higher. Cross-check your current filter's OEM number against 35-879884T or 879884T. If your existing part matches and your model is listed, this filter will fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my fuel filter?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends inspecting your fuel filter every 100 hours of operation or annually, whichever comes first. Replace it if you notice reduced performance, difficulty starting, or visible contamination. Regular replacement helps prevent fuel system issues and maintains engine efficiency.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my fuel filter needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include engine sputtering or stalling under load, difficulty starting, reduced power output, rough idling, or visible debris\/discoloration in the filter element. If you experience any of these issues, inspect and replace the fuel filter as needed.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this filter on Mercury 2-stroke engines?\u003c\/strong\u003e\u003cbr\u003e\nA: No, this fuel filter assembly is specifically designed for Mercury 4-stroke EFI outboards (30-60HP, serial number 0T409000+). Do not install it on 2-stroke engines or models outside the specified compatibility range.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM or aftermarket part?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49581655458105,"sku":"23FF161","price":21.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Cartridge_Fuel_Filter_for_Mercury_Mariner_30_40_50_60_HP__879884T_-_JLM_MARINE-8288123.jpg?v=1755013295"},{"product_id":"water-pump-impeller-for-honda-30-250-hp-18-3056","title":"47-43026T2 Water Pump Impeller \u0026 Key for Mercury MerCruiser | JLM Marine","description":"\u003ch2\u003e47-43026T2 Water Pump Impeller \u0026amp; Key for Mercury MerCruiser\u003c\/h2\u003e\n\n\u003cp\u003eThis high-quality aftermarket water pump impeller with key is designed for \u003cstrong\u003eMercury MerCruiser stern drive engines\u003c\/strong\u003e, including the \u003cstrong\u003eMercruiser Alpha One Gen 2\u003c\/strong\u003e, and a wide range of \u003cstrong\u003eMercury outboard models from 65 HP to 220 HP\u003c\/strong\u003e. Engineered to meet OEM specifications, this impeller ensures reliable cooling system performance across 4-cylinder and 6-cylinder applications.\u003c\/p\u003e\n\n\u003cp\u003eThis impeller directly replaces multiple OEM and aftermarket part numbers, including \u003cstrong\u003eMercury MerCruiser 47-43026T2, 47-43026, 8M0025709\u003c\/strong\u003e, \u003cstrong\u003eCEF Marine 500301\u003c\/strong\u003e, \u003cstrong\u003eMallory Marine 9-45037\u003c\/strong\u003e, and \u003cstrong\u003eSierra Marine 18-3056\u003c\/strong\u003e. The package includes both the impeller and key (pin) for complete installation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncludes \u003cstrong\u003erubber impeller with key\/pin\u003c\/strong\u003e for immediate installation\u003c\/li\u003e\n  \u003cli\u003eFeatures \u003cstrong\u003e6 blades\u003c\/strong\u003e with precise OEM-spec dimensions for optimal water flow\u003c\/li\u003e\n  \u003cli\u003eCompatible with both \u003cstrong\u003estern drive and outboard configurations\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands:\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury MerCruiser Marine\u003c\/td\u003e\n      \u003ctd\u003e47-43026T2, 47-43026, 47-43026T-2, 47-43026Q02, 47-43026-2, 47-430262, 8M0025709\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCEF Marine\u003c\/td\u003e\n      \u003ctd\u003e500301\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMallory Marine\u003c\/td\u003e\n      \u003ctd\u003e9-45037\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eImpeller Key\u003c\/td\u003e\n      \u003ctd\u003e28-43037\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSierra Marine\u003c\/td\u003e\n      \u003ctd\u003e18-3056, 18-3056-10\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eCylinder\u003c\/th\u003e\n        \u003cth\u003eSerial Range\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMerCruiser\u003c\/td\u003e\n        \u003ctd\u003eStern Drive \/ Alpha One Gen 2\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e65 HP\u003c\/td\u003e\n        \u003ctd\u003e4 Cyl\u003c\/td\u003e\n        \u003ctd\u003e1542745-3293183\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e70 HP\u003c\/td\u003e\n        \u003ctd\u003e4 Cyl\u003c\/td\u003e\n        \u003ctd\u003e1503959-1566239\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e75 HP\u003c\/td\u003e\n        \u003ctd\u003e4 Cyl\u003c\/td\u003e\n        \u003ctd\u003e6432901 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e80 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e2559001-6432900\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e85 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e1566240-4861998\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e90 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e1766824 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e100 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e1503332-2836018\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e110 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e1870204-2314955\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e115 HP\u003c\/td\u003e\n        \u003ctd\u003e6 Cyl\u003c\/td\u003e\n        \u003ctd\u003e2836019 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e125 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e2314956-2839368\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e135 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e2839369-3293233\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e140 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e3293234 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e150 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e3502806 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e175 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e4301235 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e200 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003e4839034 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eOutboard\u003c\/td\u003e\n        \u003ctd\u003e220 HP\u003c\/td\u003e\n        \u003ctd\u003e-\u003c\/td\u003e\n        \u003ctd\u003eOB117316 \u0026amp; Up\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNumber of Blades\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e6\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eImpeller Height\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e33.0 mm \/ 1.30 inches\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOverall Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e88.0 mm \/ 3.46 inches\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eHub Shaft Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e22.4 mm \/ 0.88 inch\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e2.10 oz\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eYour purchase includes:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eWater Pump Impeller (Rubber)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eImpeller Key \/ Pin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisconnect the engine\u003c\/strong\u003e and ensure cooling system pressure is fully released before beginning work.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove the lower unit\u003c\/strong\u003e or access the water pump housing according to your engine's service manual.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisassemble the water pump housing\u003c\/strong\u003e and carefully extract the old impeller. Inspect the housing for debris or damage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClean all mating surfaces\u003c\/strong\u003e thoroughly, removing old gasket material and corrosion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLubricate the new impeller blades\u003c\/strong\u003e with glycerin, waterproof grease, or soapy water—never petroleum-based products.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert the impeller key\/pin\u003c\/strong\u003e into the drive shaft slot, ensuring it is fully seated.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall the new impeller\u003c\/strong\u003e by carefully folding the blades in the correct rotation direction as you slide it onto the shaft.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassemble the pump housing\u003c\/strong\u003e, using new gaskets and O-rings as needed, and torque fasteners to specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReinstall the lower unit\u003c\/strong\u003e or close the pump cover, ensuring all connections are secure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest the cooling system\u003c\/strong\u003e by running the engine with a flush adapter or in the water, checking for proper water discharge.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this impeller fits my specific Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine's serial number range with the compatibility table above. You can also verify the OEM part number on your existing impeller or consult the Mercury parts diagrams linked in the compatibility section.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Most manufacturers recommend replacing the impeller every 2–3 years or 200–300 hours of operation, whichever comes first. Inspect it annually and replace immediately if you notice cracked, broken, or missing blades.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my impeller is failing?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include engine overheating, reduced or no water flow from the tell-tale (pilot hole), steam from the exhaust, or a high-temperature warning alarm. If you experience any of these, shut down immediately and inspect the impeller.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the impeller key, or must I replace it?\u003c\/strong\u003e\u003cbr\u003e\nA: We recommend replacing the key each time you change the impeller to ensure proper drive engagement. A worn or damaged key can cause impeller slippage and cooling failure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part or an aftermarket replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":49587615629625,"sku":"17IH009-K","price":21.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_for_Honda_30-250_HP___18-3056_-_JLM_MARINE-8288262.jpg?v=1755013259"},{"product_id":"water-pump-impeller-for-mercury-40-50-60-pk-4-cylinder-efi-4-stroke-47-19453","title":"47-19453T Outboard Impeller for Mercury Mariner 40HP 50HP 60HP | JLM Marine","description":"\u003ch2\u003e47-19453T Outboard Impeller for Mercury Mariner 40HP 50HP 60HP | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis high-quality aftermarket impeller is engineered to fit Mercury Mariner 4-stroke outboard engines ranging from 40HP to 60HP, including both carbureted and EFI models across 3-cylinder and 4-cylinder configurations. Designed for reliable cooling system performance, this replacement ensures your engine operates at optimal temperatures during every outing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect OEM Replacement:\u003c\/strong\u003e 47-19453T\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFits Mercury Mariner 4-stroke 40HP, 50HP, and 60HP engines (3-cylinder and 4-cylinder)\u003c\/li\u003e\n  \u003cli\u003eCompatible with both carbureted and EFI fuel systems\u003c\/li\u003e\n  \u003cli\u003eEssential component for maintaining proper engine cooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e47-19453T\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eRated HP\u003c\/th\u003e\n      \u003cth\u003eStroke\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e40 Carb (3Cyl)\u003c\/td\u003e\n      \u003ctd\u003e40\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e40 (4Cyl)\u003c\/td\u003e\n      \u003ctd\u003e40\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e40 EFI (4Cyl)\u003c\/td\u003e\n      \u003ctd\u003e40\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e50 EFI (4Cyl)\u003c\/td\u003e\n      \u003ctd\u003e50\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e50\u003c\/td\u003e\n      \u003ctd\u003e50\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e60 (4Cyl)\u003c\/td\u003e\n      \u003ctd\u003e60\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e60 EFI (4Cyl)\u003c\/td\u003e\n      \u003ctd\u003e60\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e47-19453T\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eOutboard Water Pump Impeller\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCompatible Brand\u003c\/td\u003e\n      \u003ctd\u003eMercury Mariner\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEngine Type\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHorsepower Range\u003c\/td\u003e\n      \u003ctd\u003e40HP, 50HP, 60HP\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eYour order includes:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × Outboard Impeller\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisconnect the fuel line\u003c\/strong\u003e and remove the engine cowling to access the lower unit. Tilt the engine fully up and secure it in place.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrain the gear oil\u003c\/strong\u003e from the lower unit by removing the drain and vent screws. Disconnect the water intake hose if necessary.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove the lower unit\u003c\/strong\u003e by loosening the mounting bolts that secure it to the mid-section. Carefully slide the lower unit away from the drive shaft.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccess the water pump housing\u003c\/strong\u003e by removing the bolts that hold the pump cover in place. Take note of the orientation of components for reassembly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove the old impeller\u003c\/strong\u003e carefully, inspecting the housing and plate for wear, corrosion, or damage. Clean all surfaces thoroughly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLubricate the new impeller blades\u003c\/strong\u003e with a water-resistant marine grease or glycerin to ease installation and prevent tearing during initial startup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall the new impeller\u003c\/strong\u003e into the housing, ensuring the blades are oriented in the correct rotation direction (check your service manual). Use a twisting motion to seat it fully.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassemble the water pump housing\u003c\/strong\u003e by replacing the pump plate, cover, and gaskets in reverse order. Torque all bolts to manufacturer specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReattach the lower unit\u003c\/strong\u003e to the mid-section, aligning the drive shaft and water tube carefully. Secure all mounting bolts and reconnect the water intake hose.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRefill the lower unit\u003c\/strong\u003e with fresh gear oil through the lower drain hole until it flows from the upper vent hole. Replace both screws securely.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReinstall the engine cowling\u003c\/strong\u003e and reconnect the fuel line. Run the engine in a test tank or on muffs to verify proper water flow from the tell-tale outlet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCheck for leaks\u003c\/strong\u003e around the water pump housing and lower unit seals. Monitor engine temperature during the first few outings to confirm cooling system performance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this impeller fits my Mercury Mariner engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine model with the compatibility table above. Check your original impeller or service manual for part number 47-19453T, and use the Mercury Serial Number Guide linked in the compatibility section to identify your exact engine model and year.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my outboard impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Most manufacturers recommend replacing your impeller annually or every 200–300 hours of operation, whichever comes first. If you frequently run in sandy or debris-filled water, inspect it more often and replace at the first sign of cracking, missing blades, or reduced flexibility.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my impeller is failing?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include weak or no water flow from the tell-tale (pee hole), engine overheating, steam from the cowling, or reduced performance. If you notice any of these, shut down immediately and inspect the impeller and cooling system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this impeller in both carbureted and EFI models?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, this impeller is designed to fit Mercury Mariner 4-stroke engines in both carbureted and EFI configurations across the 40HP, 50HP, and 60HP range, as listed in the compatibility table.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM or aftermarket impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":50488831181113,"sku":"17IM004","price":24.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/17IM0041_c8c4c0af-7ce4-47a0-ad6c-3a82683ca82e.jpg?v=1755252003"},{"product_id":"water-pump-impeller-for-mercury-mariner-honda-water-pump-kit-40-300-hp-47-43026t2","title":"19210-ZW1-003 Water Pump Impeller for Honda Mercury BF75AT BF90AT BF75AW BF90AW | JLM Marine","description":"\u003ch2\u003eWater Pump Impeller – Fits Honda BF75AT BF90AT BF75AW BF90AW \u0026amp; Mercury MerCruiser Stern Drive\u003c\/h2\u003e\n\n\u003cp\u003eThis high-quality aftermarket water pump impeller is designed for Honda 4-stroke outboard motors (75–90 HP, 1997–1998 models) and Mercury MerCruiser Stern Drive applications including Alpha One Gen 2. Engineered to OEM specifications, it ensures reliable cooling flow and protects your engine from overheating.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacements:\u003c\/strong\u003e Honda 19210-ZW1-003 | Mercury 47-43026T2, 47-43026Q02, 399289, 391538, 8M0025709 | Sierra 18-3056 | CEF 500301 | Mallory 9-45037\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6-blade design\u003c\/strong\u003e with center insert that resists tearing for long-lasting performance\u003c\/li\u003e\n  \u003cli\u003eImproved elastomer flexibility across broad temperature ranges\u003c\/li\u003e\n  \u003cli\u003ePackage includes: \u003cspan style=\"color:red;\"\u003eOutboard Impeller\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003e19210-ZW1-003\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n      \u003ctd\u003e47-43026T2, 47-43026, 47-43026T-2, 47-43026Q02, 47-43026-2, 47-430262, 8M0025709, 399289, 391538\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCEF Marine\u003c\/td\u003e\n      \u003ctd\u003e500301\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMallory Marine\u003c\/td\u003e\n      \u003ctd\u003e9-45037\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSierra Marine\u003c\/td\u003e\n      \u003ctd\u003e18-3056, 18-3056-10\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eImpeller Key\u003c\/td\u003e\n      \u003ctd\u003e28-43037\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eRated HP\u003c\/th\u003e\n      \u003cth\u003eStroke\u003c\/th\u003e\n      \u003cth\u003eYears\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF75AT LHTA\u003c\/td\u003e\n      \u003ctd\u003e75\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1997\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF75AT LRTA\u003c\/td\u003e\n      \u003ctd\u003e75\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1997\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF75AT XRTA\u003c\/td\u003e\n      \u003ctd\u003e75\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1997\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF90AT LHTA\u003c\/td\u003e\n      \u003ctd\u003e90\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1997\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF90AT LRTA\u003c\/td\u003e\n      \u003ctd\u003e90\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1997\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF90AT XRTA\u003c\/td\u003e\n      \u003ctd\u003e90\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1997\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF75AW LHTA\u003c\/td\u003e\n      \u003ctd\u003e75\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1998\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF75AW LRTA\u003c\/td\u003e\n      \u003ctd\u003e75\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1998\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF75AW XRTA\u003c\/td\u003e\n      \u003ctd\u003e75\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1998\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF90AW LHTA\u003c\/td\u003e\n      \u003ctd\u003e90\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1998\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF90AW LRTA\u003c\/td\u003e\n      \u003ctd\u003e90\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1998\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHonda\u003c\/td\u003e\n      \u003ctd\u003eBF90AW XRTA\u003c\/td\u003e\n      \u003ctd\u003e90\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1998\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n      \u003ctd\u003eStern Drive Alpha One Gen 2\u003c\/td\u003e\n      \u003ctd\u003e65–220\u003c\/td\u003e\n      \u003ctd\u003e4-Stroke \/ 6-Cyl\u003c\/td\u003e\n      \u003ctd\u003eVarious\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBlades\u003c\/td\u003e\n      \u003ctd\u003e6\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eImpeller Height\u003c\/td\u003e\n      \u003ctd\u003e33.0 mm \/ 1.30 inches\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOverall Diameter\u003c\/td\u003e\n      \u003ctd\u003e88.0 mm \/ 3.46 inches\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHub Shaft Diameter\u003c\/td\u003e\n      \u003ctd\u003e22.4 mm \/ 0.88 inch\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNet Weight\u003c\/td\u003e\n      \u003ctd\u003e2.10 oz\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and remove the lower unit from the outboard motor following your engine's service manual.\u003c\/li\u003e\n  \u003cli\u003eRemove the water pump housing cover and carefully extract the old impeller. Inspect the pump housing for debris or damage.\u003c\/li\u003e\n  \u003cli\u003eLubricate the new impeller with glycerin or soapy water (never petroleum-based grease). Insert it into the housing, ensuring blades face the correct rotation direction.\u003c\/li\u003e\n  \u003cli\u003eAlign the impeller key with the drive shaft slot and seat the impeller fully.\u003c\/li\u003e\n  \u003cli\u003eReinstall the water pump housing cover, tightening bolts to the manufacturer's torque specification.\u003c\/li\u003e\n  \u003cli\u003eReattach the lower unit to the motor and reconnect the battery.\u003c\/li\u003e\n  \u003cli\u003eRun the engine in a test tank or on-water and verify consistent water flow from the tell-tale.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":50488834064697,"sku":"17IH009","price":15.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_for_Mercury-Mariner-Honda_WATER_PUMP_KIT_40-300_HP_47-43026T2_-_JLM_MARINE-8289750.jpg?v=1755400044"},{"product_id":"water-pump-impeller-kit-for-mercury-40-50-60-pk-4-cylinder-efi-4-stroke-47-19453q2-19453t3","title":"Water Pump Impeller – Fits Mercury 40\/50\/60 HP 4-Stroke EFI Outboards (Replaces 47-19453T)","description":"\u003ch2\u003eWater Pump Impeller – Fits Mercury 40\/50\/60 HP 4-Stroke EFI Outboards (Replaces 47-19453T)\u003c\/h2\u003e\n\u003cp\u003eThis water pump impeller is designed for \u003cstrong\u003eMercury\/Mariner 4-Stroke EFI outboards from 40 to 60 HP\u003c\/strong\u003e (4-cylinder models), covering years from the late 1990s through current production models.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct replacement for multiple OEM and aftermarket part numbers, ensuring a precise fit and restoring your engine's cooling system performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Type:\u003c\/strong\u003e Direct Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Attribute:\u003c\/strong\u003e Features 6 blades for efficient water circulation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for standard gearcases on specified Mercury \u0026amp; Mariner models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e19453\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e19453T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMercury\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e47-19453T\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAftermarket\u003c\/td\u003e\n\u003ctd\u003eAMKITMER50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAftermarket\u003c\/td\u003e\n\u003ctd\u003eHJB-P-890\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke EFI (4 Cyl)\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-19453T\u003c\/td\u003e\n\u003ctd\u003eStandard gearcase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke Carb (3 Cyl)\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-19453T\u003c\/td\u003e\n\u003ctd\u003eStandard gearcase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke (4 Cyl)\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-19453T\u003c\/td\u003e\n\u003ctd\u003eStandard gearcase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke EFI (4 Cyl)\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-19453T\u003c\/td\u003e\n\u003ctd\u003eStandard gearcase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-19453T\u003c\/td\u003e\n\u003ctd\u003eStandard gearcase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke EFI (4 Cyl)\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-19453T\u003c\/td\u003e\n\u003ctd\u003eStandard gearcase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke (4 Cyl)\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e47-19453T\u003c\/td\u003e\n\u003ctd\u003eStandard gearcase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater Pump Impeller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDrive Shaft Spline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e(A) 19.25 mm x (B) 78.2 mm x (C) 25.15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal Spline Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 Blades\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Water Pump Impeller (\u003cspan style=\"color:red;\"\u003eReplaces 47-19453T\u003c\/span\u003e)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the negative battery cable to prevent accidental starting.\u003c\/li\u003e\n\u003cli\u003ePlace the outboard's gear shift into the neutral position.\u003c\/li\u003e\n\u003cli\u003eRemove the bolts securing the lower unit (gearcase) to the upper leg of the outboard.\u003c\/li\u003e\n\u003cli\u003eCarefully lower and remove the gearcase from the engine.\u003c\/li\u003e\n\u003cli\u003eLocate and unbolt the water pump housing, which sits on top of the gearcase.\u003c\/li\u003e\n\u003cli\u003eNote the rotational direction of the old impeller's blades before removing it from the drive shaft.\u003c\/li\u003e\n\u003cli\u003eClean any debris or corrosion from the pump housing interior and base plate.\u003c\/li\u003e\n\u003cli\u003eLightly lubricate the new impeller and the inside of the housing with marine grease.\u003c\/li\u003e\n\u003cli\u003eSlide the new impeller onto the drive shaft, turning the shaft in its normal rotational direction (typically clockwise) to correctly seat the blades.\u003c\/li\u003e\n\u003cli\u003eReinstall the water pump housing and tighten its bolts to the manufacturer's specified torque.\u003c\/li\u003e\n\u003cli\u003eReattach the lower unit to the outboard, ensuring the drive shaft, shift shaft, and water tube are properly aligned.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery, start the engine, and confirm a steady stream of water from the cooling system's tell-tale outlet.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How can I confirm this impeller fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: This impeller fits Mercury\/Mariner 40-60 HP 4-cylinder EFI outboards from the late 1990s onward. First, check the 'Compatible Engine Models' table on this page. For absolute certainty, use the Mercury Serial Number guide linked above to identify your exact model and then cross-reference the OEM part number (47-19453T).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common signs of a failing impeller include the engine overheating, a weak or non-existent stream of water from the \"tell-tale\" outlet, or an unusually high engine temperature reading on your gauge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: As a general maintenance rule, it's recommended to inspect and\/or replace the water pump impeller every 1-2 years or every 100-200 hours of operation, whichever comes first, to prevent overheating and engine damage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":50488986272057,"sku":"24KM020","price":66.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/24KM0201_fb417927-8d92-48b5-a97c-c63ffb9c8095.jpg?v=1755252001"},{"product_id":"11-52707q1-propeller-nut-tab-washer-kit-for-mercury-force-jlm-marine","title":"11-52707Q1 Propeller Nut Tab Washer Kit for Mercury Force | JLM Marine","description":"\u003ch2\u003ePropeller Nut Tab Washer Kit – Fits Mercury \u0026amp; Force Outboards\u003c\/h2\u003e\n\n\u003cp\u003eThis \u003cstrong\u003ePropeller Nut Tab Washer Kit\u003c\/strong\u003e is designed to fit a wide range of \u003cstrong\u003eMercury and Force outboard engines\u003c\/strong\u003e, including 2-stroke and 4-stroke models from 30 HP to 300 HP. Compatible with V6, inline 4-cylinder, and 3-cylinder configurations, as well as sterndrive applications (Alpha One, Bravo series, and more), this kit ensures secure propeller mounting across multiple engine series.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacement for:\u003c\/strong\u003e Mercury 11-52707Q1 \/ 11-52707T1 and Sierra 18-3701. This aftermarket kit delivers reliable performance and proper fitment for your propeller assembly.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eEssential hardware for safe propeller installation and retention\u003c\/li\u003e\n\u003cli\u003eFits both outboard and sterndrive applications\u003c\/li\u003e\n\u003cli\u003eCompatible with carbureted and EFI engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color:#f2f2f2;\"\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e11-52707Q1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e11-52707T1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3701\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color:#f2f2f2;\"\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eHP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e135\/150\/175\/200 XR6 MAGNUM III 105-140 JET\u003c\/td\u003e\n\u003ctd\u003e105-200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForce\u003c\/td\u003e\n\u003ctd\u003e120 HP\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e55\/60\/45 JET\/60 BIGFOOT\u003c\/td\u003e\n\u003ctd\u003e45-60\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e250\/275 HP\u003c\/td\u003e\n\u003ctd\u003e250-275\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e2.4L EFI \/ 2.4L EFI OFFSHORE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForce\u003c\/td\u003e\n\u003ctd\u003e90 HP\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e120\/140\/165 STERN DRIVE\u003c\/td\u003e\n\u003ctd\u003e120-165\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e135\/150 HP (V-6)\u003c\/td\u003e\n\u003ctd\u003e135-150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eXR-2 MAGNUM\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e2.5L EFI \/ 2.5L EFI OFFSHORE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e100\/115\/125 HP 80 JET (4 CYLINDER)\u003c\/td\u003e\n\u003ctd\u003e80-125\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e75 HP\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForce\u003c\/td\u003e\n\u003ctd\u003e150 HP\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e175 SKI (EFI)\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eFORMULA 1 2 LITRE (EFI)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e2.4L (EFI) BASS\/OFFSHORE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eTR \/ TRS STERN DRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e200 XRI (EFI) (V-6)\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e2.5L (CARB)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForce\u003c\/td\u003e\n\u003ctd\u003e75\/90 HP\u003c\/td\u003e\n\u003ctd\u003e75-90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e225 (EFI) PRO-MAX\/SUPER MAGNUM\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eMERC 3.4L EFI\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e175 XRI \/175 MAGNUM 200 XRI (EFI)\u003c\/td\u003e\n\u003ctd\u003e175-200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e75\/90 HP 65 JET (3 CYLINDER)\u003c\/td\u003e\n\u003ctd\u003e65-90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eMOD-VP\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eSST 120 S2000 CARB\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e470 STERN DRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e225 AND 225 SEAPRO\/MARATHON (3.0L CARB)\u003c\/td\u003e\n\u003ctd\u003e225\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eR\/MR ALPHA ONE STERNDRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e70\/75\/80\/90 HP (3 CYLINDER)\u003c\/td\u003e\n\u003ctd\u003e70-90\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e40\/45\/50\/50 BIGFOOT 4-STROKE\u003c\/td\u003e\n\u003ctd\u003e40-50\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e228\/260\/470\/485\/898 STERN DRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e150 HP XR-2 MARATHON MAGNUM (V-6)\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eXR-4\/MAGNUM II\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e100 \/ 115 HP (4 CYLINDER)\u003c\/td\u003e\n\u003ctd\u003e100-115\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e150 \/ 175 \/ 200 XRI\u003c\/td\u003e\n\u003ctd\u003e150-200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eBRAVO I\/II\/III STERNDRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eALPHA-ONE SS \/ II SSM \/ III \/ IV \/ V\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e50\/55\/60 JET 45\u003c\/td\u003e\n\u003ctd\u003e45-60\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e90\/115 HP (INLINE)\u003c\/td\u003e\n\u003ctd\u003e90-115\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e135\/150 DFI (2.5L)\u003c\/td\u003e\n\u003ctd\u003e135-150\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e300 PROMAX\/SUPER MAGNUM (3.0L)\u003c\/td\u003e\n\u003ctd\u003e300\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e225-S\/233 STERN DRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e220 HP (V-6)\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eXR-2\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eALPHA ONE GEN II STERNDRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e200 HP (V-6)\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e150\/200 PRO-MAX\/SUPER MAGNUM (EFI)\u003c\/td\u003e\n\u003ctd\u003e150-200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e30\/40 CARB 4-STROKE (3 CYLINDER)\u003c\/td\u003e\n\u003ctd\u003e30-40\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eHI PERF MERC\/MAR S3000\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e200 DFI 3.0L\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e150\/175\/200 EFI\u003c\/td\u003e\n\u003ctd\u003e150-200\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e888 STERN DRIVE\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e3.4 LITRE\u003c\/td\u003e\n\u003ctd\u003e300\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e225\/250 EFI (3.0L)\u003c\/td\u003e\n\u003ctd\u003e225-250\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eMOD - VP (EFI)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color:#f2f2f2;\"\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e11-52707Q1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eMercury 11-52707Q1 \/ 11-52707T1, Sierra 18-3701\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFits Brand\u003c\/td\u003e\n\u003ctd\u003eMercury, Force\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eOutboard \u0026amp; Sterndrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003ePropeller Hardware Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003ePropeller Nut Tab Washer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eDisconnect the battery and ensure the engine is off and cool.\u003c\/li\u003e\n\u003cli\u003eRemove the old propeller nut, cotter pin (if applicable), and existing tab washer from the propeller shaft.\u003c\/li\u003e\n\u003cli\u003eInspect the propeller shaft for damage, corrosion, or debris; clean thoroughly if needed.\u003c\/li\u003e\n\u003cli\u003eSlide the new tab washer onto the propeller shaft with the tab portion oriented correctly (refer to your service manual).\u003c\/li\u003e\n\u003cli\u003eInstall the propeller onto the shaft, ensuring the splines engage fully.\u003c\/li\u003e\n\u003cli\u003eThread the propeller nut onto the shaft and tighten to the manufacturer's specified torque (typically 55–80 ft-lbs; consult your engine manual).\u003c\/li\u003e\n\u003cli\u003eBend one tab of the washer up against a flat on the propeller nut to lock it in place.\u003c\/li\u003e\n\u003cli\u003eIf your assembly uses a cotter pin, insert it through the shaft hole and spread the ends to secure.\u003c\/li\u003e\n\u003cli\u003eVerify that the propeller spins freely without wobble or binding.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery and perform a brief test run in open water to confirm proper operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this tab washer kit fits my engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine model and year with the compatibility table above, or verify the OEM part number (Mercury 11-52707Q1 \/ 11-52707T1 or Sierra 18-3701) against your engine's parts diagram.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between this aftermarket kit and the OEM version?\u003c\/strong\u003e\u003cbr\u003e\nA: This aftermarket kit is manufactured to OEM specifications using comparable materials and fits identically. It offers reliable performance at a competitive price, though it is not an OEM component.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the tab washer?\u003c\/strong\u003e\u003cbr\u003e\nA: Replace the tab washer any time you remove the propeller or if the tabs are bent, cracked, or damaged. Do not reuse a tab washer that has been bent multiple times, as metal fatigue can compromise safety.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the old tab washer if it looks okay?\u003c\/strong\u003e\u003cbr\u003e\nA: It is not recommended. Tab washers are designed for single-use locking; once bent, the metal fatigues and may not provide secure retention on reinstallation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are common signs that my propeller hardware needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Loose propeller, vibration during operation, visible corrosion or cracking on the washer, or a propeller nut that does not stay torqued. Inspect hardware regularly, especially after striking underwater obstacles.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM or aftermarket part?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51981004538169,"sku":"23PK174","price":17.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/12_1f442b5b-5eb3-4dbd-87cf-30a2bbe49863.jpg?v=1772414352"},{"product_id":"300-8m0077471-184-0003-ignition-coil-for-mercury-optimax-efi-jlm-marine","title":"300-8M0077471 184-0003 Ignition Coil for Mercury Optimax EFI | JLM Marine","description":"\u003ch2\u003eIgnition Coil for Mercury Optimax EFI – Fits Mercury 2-Stroke \u0026amp; 4-Stroke Outboard Motors\u003c\/h2\u003e\n\n\u003cp\u003eThis aftermarket ignition coil is engineered for \u003cstrong\u003eMercury Optimax, Mercury EFI 2-Stroke, Mercury EFI 4-Stroke, and Mercury Racing engines\u003c\/strong\u003e ranging from 30 HP to 300 HP. It delivers reliable spark and performance across a wide range of applications, including recreational, Pro XS, and racing models.\u003c\/p\u003e\n\n\u003cp\u003eDirect replacement for Mercury OEM part numbers \u003cstrong\u003e300-8M0077471\u003c\/strong\u003e, \u003cstrong\u003e184-0003\u003c\/strong\u003e, 300-879984T01, 339-879984A1, 339-879984T00, 879984T01, 8M00774714. Built to meet or exceed OEM specifications for dependable ignition across demanding marine conditions.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCompatible with Mercury Optimax, EFI 2-Stroke, EFI 4-Stroke, and Racing series engines\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement – no modifications required\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM performance standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e300-8M0077471\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e184-0003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e300-879984T01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e339-879984A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e339-879984T00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e879984T01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M00774714\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eEFI 4-Stroke\u003c\/td\u003e\n\u003ctd\u003e30, 40, 50, 60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eOptimax\u003c\/td\u003e\n\u003ctd\u003e75, 90, 115, 125, 200, 225, 250\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eOptimax Pro XS\u003c\/td\u003e\n\u003ctd\u003e115 Pro, 175 Pro, 200 Pro, 225 Pro, 250 Pro\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eOptimax Racing\u003c\/td\u003e\n\u003ctd\u003e225 XS, 225 Sport XS, 250 XS, 250 Sport XS, 300 XS\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eEFI 2-Stroke\u003c\/td\u003e\n\u003ctd\u003e150 (2.5 EFI), 175 (2.5 EFI), 200 (2.5 EFI), 200 (3.0 EFI), 225 (3.0 EFI), 250 (3.0 EFI)\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eRacing EFI 2-Stroke\u003c\/td\u003e\n\u003ctd\u003e225X, 300X\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Number\u003c\/td\u003e\n\u003ctd\u003e300-8M0077471, 184-0003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eIgnition Coil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eMercury Optimax, EFI 2-Stroke, EFI 4-Stroke, Racing series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eDirect replacement for Mercury outboard motors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 × Ignition Coil\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnect the battery\u003c\/strong\u003e negative terminal to ensure safe working conditions. Confirm that the engine is off and cool to the touch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocate the ignition coil\u003c\/strong\u003e on your Mercury outboard motor. Refer to your engine's service manual or parts diagram if needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnect the electrical connectors\u003c\/strong\u003e from the old ignition coil. Note the wire positions or take a photo for reference during reassembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the mounting bolts\u003c\/strong\u003e securing the old coil to the engine block. Keep the hardware for reinstallation unless new fasteners are provided.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the old ignition coil\u003c\/strong\u003e from the engine bay. Inspect the mounting area and clean any debris or corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition the new ignition coil\u003c\/strong\u003e in place, aligning the mounting holes with the engine block. Ensure proper orientation and seating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall and tighten the mounting bolts\u003c\/strong\u003e to the manufacturer's recommended torque specification. Do not overtighten to avoid cracking the coil housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconnect the electrical connectors\u003c\/strong\u003e to the new ignition coil, ensuring each wire is fully seated and secure. Double-check all connections against your reference photo.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconnect the battery\u003c\/strong\u003e negative terminal. Ensure all tools and materials are clear of the engine bay.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart the engine\u003c\/strong\u003e and listen for smooth operation. Check for misfires, rough idle, or warning lights on the dashboard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform a test run\u003c\/strong\u003e at low speed, then gradually increase throttle to verify proper ignition performance. Monitor engine temperature and RPM stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect all connections\u003c\/strong\u003e after the test run to confirm there are no loose wires or vibration-related issues. Recheck mounting bolt torque if necessary.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this ignition coil fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nCheck the Compatible Engine Models table above for your engine's horsepower, stroke type, and series (Optimax, EFI, Pro XS, Racing). Cross-reference your existing coil's part number with the Part Number Cross-Reference table to ensure compatibility.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my ignition coil needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nCommon symptoms include engine misfires, rough idling, difficulty starting, loss of power, poor fuel economy, and intermittent stalling. If you experience any of these issues, inspect the ignition coil for cracks, corrosion, or burnt connectors.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow often should I replace my ignition coil?\u003c\/strong\u003e\u003cbr\u003e\nIgnition coils do not have a fixed service interval and are typically replaced only when they fail. Regular inspection during seasonal maintenance is recommended, especially if you operate in saltwater or harsh conditions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I install this ignition coil myself, or do I need a professional?\u003c\/strong\u003e\u003cbr\u003e\nIf you have basic mechanical skills and tools, you can install this coil following the Installation Guide above. However, professional installation is recommended to ensure proper torque, electrical connections, and ignition timing verification.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between this aftermarket coil and the OEM Mercury part?\u003c\/strong\u003e\u003cbr\u003e\nThis is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51981021118777,"sku":"24IC371","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/10_988a32ef-6cb5-481c-954c-d222f68540c8.jpg?v=1772448331"},{"product_id":"89-825096t-starter-solenoid-relay-for-mercury-mariner-jlm-marine","title":"89-825096T Starter Solenoid Relay for Mercury Mariner | JLM Marine","description":"\u003ch2\u003e89-825096T Starter Solenoid Relay for Mercury Mariner | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis aftermarket starter solenoid relay is designed as a direct replacement for Mercury Mariner 4-stroke outboard engines ranging from 8 HP to 115 HP. Engineered to meet or exceed OEM specifications, this 12V relay ensures reliable starting performance across a wide range of engine models from 1998 to 2010.\u003c\/p\u003e\n\n\u003cp\u003eThis relay directly replaces OEM part numbers \u003cstrong\u003e89-825096T\u003c\/strong\u003e, \u003cstrong\u003e825096T01\u003c\/strong\u003e, \u003cstrong\u003e825096T\u003c\/strong\u003e, and aftermarket number \u003cstrong\u003e18-5821\u003c\/strong\u003e, providing a cost-effective solution without compromising quality or compatibility.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12V operation\u003c\/strong\u003e for consistent performance\u003c\/li\u003e\n  \u003cli\u003eDirect bolt-on replacement requiring no modifications\u003c\/li\u003e\n  \u003cli\u003eCompatible with Mercury 4-stroke outboards from 8 HP to 115 HP\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e89-825096T\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e825096T01\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e825096T\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAftermarket\u003c\/td\u003e\n      \u003ctd\u003e18-5821\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eStroke\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e8hp\u003c\/td\u003e\n        \u003ctd\u003e8 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2001-2005\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e9.9hp\u003c\/td\u003e\n        \u003ctd\u003e9.9 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1999-2005\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e15E\/EH\/EL\/ELH\u003c\/td\u003e\n        \u003ctd\u003e15 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1998-2006\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e15M\/MH\/ML\/MLH\u003c\/td\u003e\n        \u003ctd\u003e15 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1998, 2002-2006\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e30E\/EH\/EL\/ELPT\u003c\/td\u003e\n        \u003ctd\u003e30 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2002-2010\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e30M\/ML\u003c\/td\u003e\n        \u003ctd\u003e30 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2003-2004\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e40E\/EL\/ELH\/ELHPT\/ELPT\/ELPTO\u003c\/td\u003e\n        \u003ctd\u003e40 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2001-2010\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e40M\/ML\u003c\/td\u003e\n        \u003ctd\u003e40 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2005\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e45ELPT\u003c\/td\u003e\n        \u003ctd\u003e45 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e50hp\u003c\/td\u003e\n        \u003ctd\u003e50 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2001-2010\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e60hp\u003c\/td\u003e\n        \u003ctd\u003e60 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2001-2010\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e75hp\u003c\/td\u003e\n        \u003ctd\u003e75 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2000-2006\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e80hp\u003c\/td\u003e\n        \u003ctd\u003e80 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2006\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e90hp\u003c\/td\u003e\n        \u003ctd\u003e90 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2000-2006\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e100hp\u003c\/td\u003e\n        \u003ctd\u003e100 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2006\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Outboard\u003c\/td\u003e\n        \u003ctd\u003e115hp\u003c\/td\u003e\n        \u003ctd\u003e115 HP\u003c\/td\u003e\n        \u003ctd\u003e4-Stroke\u003c\/td\u003e\n        \u003ctd\u003e2006\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eVoltage\u003c\/td\u003e\n      \u003ctd\u003e12V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eType\u003c\/td\u003e\n      \u003ctd\u003eStarter Solenoid Relay\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCompatibility\u003c\/td\u003e\n      \u003ctd\u003eMercury Mariner 4-Stroke Outboards\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInstallation\u003c\/td\u003e\n      \u003ctd\u003eDirect Replacement\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × Starter Solenoid Relay\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eDisconnect the negative battery cable to prevent electrical shorts during installation.\u003c\/li\u003e\n  \u003cli\u003eLocate the existing starter solenoid relay on your Mercury Mariner outboard engine.\u003c\/li\u003e\n  \u003cli\u003eDisconnect all electrical terminals from the old solenoid, noting their positions for reference.\u003c\/li\u003e\n  \u003cli\u003eRemove the mounting bolts securing the old solenoid to the engine.\u003c\/li\u003e\n  \u003cli\u003ePosition the new starter solenoid relay in the same mounting location.\u003c\/li\u003e\n  \u003cli\u003eSecure the new relay with the original mounting bolts, tightening them firmly but not over-tightening.\u003c\/li\u003e\n  \u003cli\u003eReconnect all electrical terminals to the new solenoid in the same configuration as the original.\u003c\/li\u003e\n  \u003cli\u003eEnsure all connections are clean, tight, and properly seated to prevent voltage drop or corrosion.\u003c\/li\u003e\n  \u003cli\u003eReconnect the negative battery cable.\u003c\/li\u003e\n  \u003cli\u003eTest the starter system by turning the ignition key to verify proper relay operation.\u003c\/li\u003e\n  \u003cli\u003eListen for a clear click from the solenoid when the key is turned, indicating proper engagement.\u003c\/li\u003e\n  \u003cli\u003eIf the engine starts normally, installation is complete; if issues persist, recheck all connections.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this starter solenoid relay fits my engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine model and year with the compatibility table above. You can also verify the OEM part number (89-825096T, 825096T01, 825096T, or 18-5821) on your existing solenoid or in your engine's parts diagram.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my starter solenoid relay needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include a clicking sound when turning the key but the engine won't crank, intermittent starting issues, or complete failure to engage the starter motor. Corrosion or burnt terminals on the solenoid are also indicators of failure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the starter solenoid relay?\u003c\/strong\u003e\u003cbr\u003e\nA: Starter solenoid relays typically last many years under normal conditions. Replace when you experience starting problems, notice visible damage or corrosion, or during routine electrical system maintenance if the relay shows signs of wear.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this relay myself or do I need a mechanic?\u003c\/strong\u003e\u003cbr\u003e\nA: Installation is straightforward for those with basic mechanical and electrical knowledge. However, if you're unfamiliar with marine electrical systems or uncomfortable working around batteries, professional installation is recommended.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part or aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51981037895993,"sku":"24SR402","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/12_fa8e19d6-2d67-482c-92c4-3dc375f3c511.jpg?v=1772414874"},{"product_id":"amkitmer323-annual-maintenance-kit-for-mercury-9-9hp-13-5hp-15hp-jlm-marine","title":"AMKITMER323 Annual Maintenance Kit for Mercury 9.9HP 13.5HP 15HP | JLM Marine","description":"\u003ch2\u003eAnnual Maintenance Kit for Mercury 9.9HP 13.5HP 15HP Outboard Motors\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive annual maintenance kit is designed for Mercury 9.9HP, 13.5HP, and 15HP outboard motors, covering both 2-cylinder 232cc and 323cc 4-stroke carbureted models. It includes all essential components needed for a complete service: water pump rebuild parts, thermostats, filters, gaskets, seals, anodes, and a gear oil pump to keep your engine running at peak performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacement for OEM Part Number:\u003c\/strong\u003e AMKITMER323. This kit consolidates multiple Mercury service components into one package, ensuring compatibility across a wide range of serial number ranges from 0G590000 through 1B727495 and beyond.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eComplete annual service solution with \u003cstrong\u003e27 individual components\u003c\/strong\u003e including water pump, thermostat, fuel filter, oil filter, and seals\u003c\/li\u003e\n\u003cli\u003eFits \u003cstrong\u003e4-stroke carbureted motors\u003c\/strong\u003e in 9.9HP (232cc \u0026amp; 323cc), 13.5HP (Non-Bigfoot), and 15HP (Non-Bigfoot) configurations\u003c\/li\u003e\n\u003cli\u003eIncludes gear oil pump and drain gaskets for convenient lower unit maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color:#f2f2f2;\"\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eAMKITMER323\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color:#f2f2f2;\"\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eSerial Number Range\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e9.9HP (232cc)\u003c\/td\u003e\n\u003ctd\u003e9.9HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0H000058-0H016909\u003c\/td\u003e\n\u003ctd\u003e2-cylinder carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e9.9HP (323cc)\u003c\/td\u003e\n\u003ctd\u003e9.9HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0G760300-1B226999\u003c\/td\u003e\n\u003ctd\u003e2-cylinder carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e9.9HP (323cc)\u003c\/td\u003e\n\u003ctd\u003e9.9HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0P075166-0P400999\u003c\/td\u003e\n\u003ctd\u003e2-cylinder carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e13.5HP\u003c\/td\u003e\n\u003ctd\u003e13.5HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003eAll Models\u003c\/td\u003e\n\u003ctd\u003eNon-Bigfoot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0G590000-0G760299\u003c\/td\u003e\n\u003ctd\u003eNon-Bigfoot, 2-cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e0P401000 \u0026amp; up\u003c\/td\u003e\n\u003ctd\u003eNon-Bigfoot, carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1B227000-1B727495\u003c\/td\u003e\n\u003ctd\u003eNon-Bigfoot, carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e15HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e9973100-0P016999\u003c\/td\u003e\n\u003ctd\u003eNon-Bigfoot, carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color:#f2f2f2;\"\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003eAMKITMER323\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eMercury 9.9HP, 13.5HP, 15HP 4-Stroke Outboards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003e2-Cylinder, Carbureted, Non-Bigfoot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Type\u003c\/td\u003e\n\u003ctd\u003eAnnual Maintenance Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Components\u003c\/td\u003e\n\u003ctd\u003e27 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive annual maintenance kit includes \u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e27 essential components\u003c\/strong\u003e\u003c\/span\u003e for complete engine service:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e46-42040A5\u003c\/strong\u003e Housing x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-191833\u003c\/strong\u003e Gasket x2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-19202\u003c\/strong\u003e Gasket x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-19204-3\u003c\/strong\u003e Gasket x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-413651\u003c\/strong\u003e Oil seal x2\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e47-42038-2\u003c\/strong\u003e Impeller x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-16448\u003c\/strong\u003e Gasket x2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e19643\u003c\/strong\u003e Gasket x2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42200\u003c\/strong\u003e Plate x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42089A2\u003c\/strong\u003e Housing x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e421021\u003c\/strong\u003e Seal x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42376A2\u003c\/strong\u003e Key x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-48408\u003c\/strong\u003e Screw x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42375\u003c\/strong\u003e Plate x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-33613\u003c\/strong\u003e Seal x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-42133\u003c\/strong\u003e Seal x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-822236\u003c\/strong\u003e Seal x1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e825212A1\u003c\/strong\u003e Thermostat x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8M0177107\u003c\/strong\u003e Thermostat Gasket x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-825701\u003c\/strong\u003e Thermostat Gasket x1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-80365M\u003c\/strong\u003e Fuel filter x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-816296Q03\u003c\/strong\u003e Fuel filter x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-822626Q03\u003c\/strong\u003e Oil filter x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e Drain Gasket x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0204693\u003c\/strong\u003e Drain Gasket x2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42121Q02\u003c\/strong\u003e Anode x1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e Gear Oil Pump x1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare the workspace:\u003c\/strong\u003e Ensure the engine is off, cool, and the boat is securely positioned. Gather all necessary tools including screwdrivers, wrenches, and a clean work surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace the water pump components:\u003c\/strong\u003e Remove the lower unit following your engine's service manual. Disassemble the water pump housing and replace the impeller (47-42038-2), housings, gaskets, and seals with the new components from this kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall new thermostat:\u003c\/strong\u003e Locate the thermostat housing on the engine block. Remove the old thermostat (825212A1) and gaskets (27-8M0177107, 27-825701), clean the mating surfaces thoroughly, and install the new thermostat with fresh gaskets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace fuel filters:\u003c\/strong\u003e Remove the old fuel filters (35-80365M and 35-816296Q03) from the fuel lines. Install the new filters ensuring correct flow direction (arrow markings on filter body).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChange oil filter:\u003c\/strong\u003e Drain the engine oil completely, then remove and replace the oil filter (35-822626Q03). Use the drain gaskets (8M007119, 8M0204693) when reinstalling the drain plug.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService the lower unit:\u003c\/strong\u003e Use the included gear oil pump (24OP149) to drain old gear oil from the lower unit. Inspect for metal shavings or water contamination, then refill with fresh gear oil to the proper level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace seals and gaskets:\u003c\/strong\u003e Install all new seals (26-413651, 421021, 26-33613, 26-42133, 25-822236) and gaskets (12-191833, 27-19202, 27-19204-3, 12-16448, 19643) in their respective positions according to your service manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the anode:\u003c\/strong\u003e Remove the old sacrificial anode (42121Q02) from the lower unit and replace it with the new one. Ensure metal-to-metal contact for proper corrosion protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReassemble the lower unit:\u003c\/strong\u003e Install plates (42200, 42375), key (42376A2), and secure the housings with the provided screw (10-48408). Torque all fasteners to manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconnect and refill:\u003c\/strong\u003e Reattach the lower unit to the engine, reconnect all hoses and fuel lines. Refill engine oil to the proper level and check all connections for leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrime and test:\u003c\/strong\u003e Prime the fuel system by pumping the primer bulb until firm. Start the engine and verify proper water flow from the cooling system tell-tale.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal inspection:\u003c\/strong\u003e Run the engine at idle for several minutes, checking for leaks, proper temperature, and smooth operation. Test at various RPMs and verify all functions before returning to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my specific Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine's serial number with the compatibility table above. The serial number is located on the mounting bracket or transom clamp; use our Mercury Serial Number Guide link to help identify your exact model and year.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this annual maintenance?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends a full service annually or every 100 operating hours, whichever comes first. If you operate in saltwater, sandy conditions, or commercially, consider servicing more frequently (every 50-75 hours).\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include reduced water flow from the tell-tale, engine overheating, steam from the engine cover, or decreased performance. If you notice any of these signs, inspect and replace the impeller immediately to prevent engine damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this kit myself or do I need a professional?\u003c\/strong\u003e\u003cbr\u003e\nA: If you have mechanical experience and the proper tools, you can install this kit following the engine service manual. However, professional installation is recommended to ensure all components are correctly installed and torqued to specifications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Why does this kit include two fuel filters?\u003c\/strong\u003e\u003cbr\u003e\nA: Different Mercury engine configurations within the 9.9HP-15HP range use different fuel filter designs. This kit includes both variants (35-80365M and 35-816296Q03) to ensure compatibility; install the filter that matches your engine's original configuration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between OEM and aftermarket parts?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418283798841,"sku":"23KM776-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM776-4N_77fcbe8a-d5c8-4f25-b3bb-7a0e9ccebede.png?v=1776686809"},{"product_id":"8m0113483-service-kit-for-mercury-40hp-50hp-60hp-jlm-marine","title":"8M0113483 Service Kit for Mercury 40HP 50HP 60HP | JLM Marine","description":"\u003ch2\u003eService Kit for Mercury 40HP 50HP 60HP – OEM 8M0113483\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive service kit is designed for Mercury \u003cstrong\u003e40 HP, 50 HP, and 60 HP EFI\u003c\/strong\u003e outboard engines with \u003cstrong\u003estandard gear cases only\u003c\/strong\u003e. It consolidates all essential maintenance components—impeller, thermostats, filters, gaskets, and seals—into one complete package, streamlining your annual service or seasonal overhaul.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacement for:\u003c\/strong\u003e Mercury OEM part number \u003cstrong\u003e8M0113483\u003c\/strong\u003e. This aftermarket kit meets OEM specifications and is manufactured to deliver reliable performance at a competitive price point.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncludes \u003cstrong\u003e18 different components\u003c\/strong\u003e covering water pump, fuel system, oil filtration, and lower unit service\u003c\/li\u003e\n  \u003cli\u003eFits Mercury EFI models: 40\/50\/60 HP with standard gear cases\u003c\/li\u003e\n  \u003cli\u003eComplete service solution for routine maintenance intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury (OEM)\u003c\/td\u003e\n      \u003ctd\u003e8M0113483\u003c\/td\u003e\n      \u003ctd\u003eComplete service kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eRated HP\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003eEFI (Standard Gear Case)\u003c\/td\u003e\n      \u003ctd\u003e40 HP\u003c\/td\u003e\n      \u003ctd\u003eEFI models only\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003eEFI (Standard Gear Case)\u003c\/td\u003e\n      \u003ctd\u003e50 HP\u003c\/td\u003e\n      \u003ctd\u003eEFI models only\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003eEFI (Standard Gear Case)\u003c\/td\u003e\n      \u003ctd\u003e60 HP\u003c\/td\u003e\n      \u003ctd\u003eEFI models only\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e8M0113483\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFitment\u003c\/td\u003e\n      \u003ctd\u003eMercury 40\/50\/60 HP EFI (Standard Gear Cases Only)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eKit Type\u003c\/td\u003e\n      \u003ctd\u003eComplete Annual Service Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eComponents Included\u003c\/td\u003e\n      \u003ctd\u003e18 parts (impeller, thermostat, filters, gaskets, seals, gear oil pump)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis service kit includes \u003cstrong\u003e18 individual components\u003c\/strong\u003e to cover water pump, fuel, oil, and lower unit service:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e47-19453T\u003c\/strong\u003e Impeller × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e19700A2\u003c\/strong\u003e Plate × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e893857\u003c\/strong\u003e Water Tube × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12-858234\u003c\/strong\u003e Gasket × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e28-19699\u003c\/strong\u003e Key × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-822189\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-19701\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2642\u003c\/strong\u003e Gasket × 4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25-62702\u003c\/strong\u003e O-ring × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e191833\u003c\/strong\u003e Gasket × 3\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e8M0117413\u003c\/strong\u003e Thermostat × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8M0177107\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-879884T\u003c\/strong\u003e Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-8M0153652\u003c\/strong\u003e Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-8M0162829\u003c\/strong\u003e Oil Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e Drain Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e830749\u003c\/strong\u003e Drain Gasket × 3\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e Gear Oil Pump × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Disconnect the fuel line and flush the engine with fresh water. Gather all necessary tools including screwdrivers, wrenches, and a drain pan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove Lower Unit:\u003c\/strong\u003e Shift the engine into forward gear and remove the lower unit mounting bolts. Carefully slide the lower unit away from the engine, taking care not to damage the water tube or shift rod.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Pump Disassembly:\u003c\/strong\u003e Remove the water pump housing cover and extract the old impeller, plate, and gaskets. Inspect the water tube for corrosion or damage and replace if necessary (included in kit).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall New Impeller:\u003c\/strong\u003e Lubricate the new impeller (47-19453T) with glycerin or soapy water. Insert it into the housing with blades oriented in the correct direction (check service manual for your model).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassemble Water Pump:\u003c\/strong\u003e Install the new plate (19700A2), gaskets (12-858234, 27-822189, 27-19701), key (28-19699), and O-rings (25-62702) in the proper sequence. Torque all fasteners to manufacturer specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace Thermostat:\u003c\/strong\u003e Locate the thermostat housing on the cylinder head. Remove the old thermostat (8M0117413) and gasket (27-8M0177107), clean the mating surfaces, and install the new components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChange Oil Filter:\u003c\/strong\u003e Remove the old oil filter (35-8M0162829) using a filter wrench. Lubricate the gasket on the new filter with clean engine oil and hand-tighten into place.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace Fuel Filters:\u003c\/strong\u003e Install the two new fuel filters (35-879884T and 35-8M0153652) per your engine's fuel system layout. Ensure proper orientation and secure all clamps tightly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLower Unit Service:\u003c\/strong\u003e Drain old gear oil and replace drain gaskets (8M007119, 830749, and additional gaskets 2642, 191833). Refill with fresh gear oil using the included pump (24OP149) until oil appears at the upper vent hole.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReinstall Lower Unit:\u003c\/strong\u003e Align the water tube and shift rod, then slide the lower unit back onto the engine. Install and torque all mounting bolts to specification.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinal Checks:\u003c\/strong\u003e Reconnect the fuel line and verify all gaskets and seals are properly seated. Refill engine oil to the correct level and check for leaks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest Run:\u003c\/strong\u003e Start the engine in a test tank or on-water and verify proper water flow from the telltale. Check for fuel or oil leaks and confirm smooth operation across all RPM ranges.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nThis kit is designed exclusively for Mercury \u003cstrong\u003e40, 50, and 60 HP EFI\u003c\/strong\u003e outboards with \u003cstrong\u003estandard gear cases\u003c\/strong\u003e. Verify your engine's HP rating, fuel system type (must be EFI), and gear case configuration before ordering. If your model uses a different gear case (e.g., high-performance or counter-rotation), this kit will not fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow often should I perform this service?\u003c\/strong\u003e\u003cbr\u003e\nMercury recommends a complete service every \u003cstrong\u003e100 hours of operation or annually\u003c\/strong\u003e, whichever comes first. If you operate in sandy, silty, or saltwater conditions, inspect the impeller and water pump components every 50 hours and replace as needed.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my impeller or thermostat needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA failing impeller typically causes weak or no water flow from the telltale, overheating alarms, or steam from the engine. A faulty thermostat may result in the engine running too cold (poor fuel economy, sluggish performance) or overheating. Replace both components during every annual service to prevent failures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use this kit if I have a non-EFI (carbureted) Mercury in the same HP range?\u003c\/strong\u003e\u003cbr\u003e\nNo. This kit is specifically engineered for \u003cstrong\u003eEFI (Electronic Fuel Injection)\u003c\/strong\u003e models with standard gear cases. Carbureted models and EFI engines with different gear case configurations require different part numbers. Always cross-reference your engine's serial number with Mercury's parts catalog.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy are two fuel filters included?\u003c\/strong\u003e\u003cbr\u003e\nMercury EFI systems in this HP range typically use a dual-stage fuel filtration setup: a low-pressure filter (35-879884T) and a high-pressure filter (35-8M0153652). Both filters must be replaced simultaneously to maintain fuel system integrity and prevent injector clogging.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between OEM and aftermarket service kits?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418283831609,"sku":"23KM777-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM777-4N_e855e885-850e-4194-a6d9-3cc6b20deeea.png?v=1776686812"},{"product_id":"8m0090559-maintenance-kit-for-mercury-40hp-50hp-60hp-efi-ct-big-foot-jlm-marine","title":"8M0090559 Maintenance Kit for Mercury 40HP 50HP 60HP EFI CT Big Foot | JLM Marine","description":"\u003ch2\u003e8M0090559 Maintenance Kit for Mercury 40HP 50HP 60HP EFI CT Big Foot\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is engineered for Mercury \u003cstrong\u003e40 \/ 50 \/ 60 EFI CT \u0026amp; Big Foot 4-Stroke\u003c\/strong\u003e outboard engines. It consolidates essential service components—including impeller, seals, gaskets, thermostat, fuel filters, oil filter, and gear oil pump—into one complete package to simplify routine maintenance and extend engine life.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacement for OEM Part Number:\u003c\/strong\u003e 8M0090559. This aftermarket kit meets OEM specifications and provides reliable performance for scheduled service intervals.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eIncludes \u003cstrong\u003e19 individual components\u003c\/strong\u003e covering water pump, fuel system, lubrication, and cooling service\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for \u003cstrong\u003eEFI (Electronic Fuel Injection)\u003c\/strong\u003e Command Thrust and Big Foot models\u003c\/li\u003e\n\u003cli\u003eComplete kit eliminates the need to source parts individually\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0090559\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eEFI CT \u0026amp; Big Foot\u003c\/td\u003e\n\u003ctd\u003e40 \/ 50 \/ 60\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e8M0090559\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0090559\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eMercury 40 \/ 50 \/ 60 HP EFI CT \u0026amp; Big Foot 4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Type\u003c\/td\u003e\n\u003ctd\u003eComplete Maintenance Service Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003e4-Stroke EFI (Electronic Fuel Injection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Components\u003c\/td\u003e\n\u003ctd\u003e19 individual parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e47-43026Q02\u003c\/strong\u003e (Impeller) × 1 \u003cspan style=\"color:red;\"\u003e[Essential water pump component]\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-8M2014338\u003c\/strong\u003e (Seal) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2210\u003c\/strong\u003e (Seal) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8172761\u003c\/strong\u003e (Plate) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-21836\u003c\/strong\u003e (O-ring) × 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8M0142616\u003c\/strong\u003e (Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8172771\u003c\/strong\u003e (Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e28-8M0032833\u003c\/strong\u003e (Key) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-45577\u003c\/strong\u003e (Seal) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-90196\u003c\/strong\u003e (O-ring) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-830749\u003c\/strong\u003e (Gasket) × 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0117413\u003c\/strong\u003e (Thermostat) × 1 \u003cspan style=\"color:red;\"\u003e[Critical cooling component]\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8M0177107\u003c\/strong\u003e (Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-879884T\u003c\/strong\u003e (Fuel filter) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-8M0153652\u003c\/strong\u003e (Fuel filter) × 1 \u003cspan style=\"color:red;\"\u003e[Two fuel filters included]\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-8M0162829\u003c\/strong\u003e (Oil filter) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e (Drain Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e830749\u003c\/strong\u003e (Drain Gasket) × 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24OP149\u003c\/strong\u003e (Gear Oil Pump) × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Disconnect the battery and allow the engine to cool completely. Gather necessary tools including socket set, screwdrivers, and a drain pan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Change:\u003c\/strong\u003e Remove the drain plug using the included drain gasket (8M007119) and drain the engine oil. Install the new oil filter (35-8M0162829) and refill with manufacturer-recommended oil.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Filters:\u003c\/strong\u003e Locate and replace both fuel filters (35-879884T and 35-8M0153652) in sequence. Ensure fuel lines are properly reconnected and check for leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Pump Disassembly:\u003c\/strong\u003e Remove the lower unit and locate the water pump housing. Carefully disassemble the pump, noting the orientation of all components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpeller Replacement:\u003c\/strong\u003e Remove the old impeller and install the new impeller (47-43026Q02) with blades oriented in the correct rotation direction. Apply marine grease to the impeller before installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals \u0026amp; Gaskets:\u003c\/strong\u003e Replace all water pump seals (26-8M2014338, 2210, 26-45577) and gaskets (27-8M0142616, 27-8172771) as you reassemble. Ensure all mating surfaces are clean and free of debris.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlate \u0026amp; Key Installation:\u003c\/strong\u003e Install the plate (8172761) and key (28-8M0032833) in their proper positions within the water pump assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO-rings:\u003c\/strong\u003e Replace all O-rings (25-21836 ×2, 25-90196) and the multiple gaskets (26-830749 ×3). Lubricate O-rings with a light coating of marine grease.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat Replacement:\u003c\/strong\u003e Locate the thermostat housing, remove the old thermostat, and install the new thermostat (8M0117413) with its gasket (27-8M0177107). Ensure proper orientation per service manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear Oil Service:\u003c\/strong\u003e Use the included gear oil pump (24OP149) and drain gaskets (830749 ×3) to drain and refill the lower unit with fresh gear oil. Check for proper fill level through the vent hole.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReassembly:\u003c\/strong\u003e Reinstall the lower unit, torquing all fasteners to manufacturer specifications. Double-check all connections and gasket seating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTesting:\u003c\/strong\u003e Reconnect the battery, start the engine in a test tank or on muffs, and verify proper water flow from the telltale. Check for leaks and confirm normal operating temperature.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this maintenance kit fits my Mercury outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify your engine is a Mercury 40, 50, or 60 HP EFI (Electronic Fuel Injection) Command Thrust or Big Foot 4-stroke model. Cross-reference your existing part number 8M0090559 or consult your engine's service manual and serial number plate to confirm compatibility before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this maintenance service?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends full maintenance every 100 hours of operation or annually, whichever comes first. In saltwater or heavy-duty conditions, inspect the impeller and filters more frequently—every 50 hours or mid-season.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include reduced water flow from the telltale (indicator stream), engine overheating, steam from the engine, or an overheating alarm. If you notice any of these, shut down immediately and inspect the impeller and cooling system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this kit if I have a standard Mercury 50HP without EFI or Big Foot?\u003c\/strong\u003e\u003cbr\u003e\nA: No, this kit is specifically designed for EFI Command Thrust and Big Foot models. Standard carbureted or non-CT\/Big Foot engines require different components, particularly fuel filters and water pump parts. Always match the kit to your exact engine configuration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Do I need any additional gaskets or sealants not included in this kit?\u003c\/strong\u003e\u003cbr\u003e\nA: This kit includes all major service gaskets, seals, and O-rings for the specified maintenance interval. You may want to have marine-grade gasket sealant or RTV silicone on hand for certain applications, but it is not required for most installations if gaskets are properly seated.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM or aftermarket product?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418283864377,"sku":"23KM778-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM778-4N_e8c82744-0d38-4262-8ae1-aa6e5d0e4a11.png?v=1776686814"},{"product_id":"8m0090558-maintenance-kit-for-mercury-40-60-efi-4-cylinder-jlm-marine","title":"8M0090558 Maintenance Kit for Mercury 40-60 EFI 4 Cylinder | JLM Marine","description":"\u003ch2\u003e8M0090558 Maintenance Kit for Mercury 40-60 EFI 4 Cylinder\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is specifically designed for \u003cstrong\u003eMercury 40-60 EFI 4 Cylinder\u003c\/strong\u003e outboard engines. It provides all the essential components needed for routine servicing, ensuring your engine runs at peak performance and reliability.\u003c\/p\u003e\n\n\u003cp\u003eThis kit serves as a direct replacement for OEM part number \u003cstrong\u003e8M0090558\u003c\/strong\u003e, delivering quality components that meet or exceed original equipment specifications.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eComplete maintenance solution with filters, thermostat, gaskets, and gear oil pump\u003c\/li\u003e\n\u003cli\u003eIncludes all critical wear items for comprehensive engine service\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Mercury EFI 4-cylinder powerheads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0090558\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e40-60 EFI 4 Cylinder\u003c\/td\u003e\n\u003ctd\u003e40-60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0090558\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eMercury 40-60 EFI 4 Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Type\u003c\/td\u003e\n\u003ctd\u003eMaintenance Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e8M0117413 (Thermostat) x1\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e824853 (Gasket) x1\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-879884T (Fuel filter) x1\u003c\/strong\u003e \u003ca href=\"https:\/\/jlmmarine.com\/products\/cartridge-fuel-filter-for-mercury-mariner-30-40-50-60-hp-879884t\" target=\"_blank\"\u003eView Part →\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-8M0153652 (Fuel filter) x1\u003c\/strong\u003e \u003ca href=\"https:\/\/jlmmarine.com\/products\/in-line-fuel-filter-for-mercury-efi-30-350-hp\" target=\"_blank\"\u003eView Part →\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-8M0162829 (Oil filter) x1\u003c\/strong\u003e\u003c\/span\u003e \u003ca href=\"https:\/\/jlmmarine.com\/products\/oil-filter-for-mercury-25-115-hp-18-7914\" target=\"_blank\"\u003eView Part →\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e8M007119 (Drain Gasket) x1\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e830749 (Drain Gasket) x3\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149 (Gear Oil Pump) x1\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eEnsure the engine is off and cool before beginning any maintenance work. Gather all tools and components from the kit.\u003c\/li\u003e\n\u003cli\u003eLocate and remove the old oil filter using an appropriate filter wrench. Install the new oil filter (35-8M0162829) hand-tight, adding a thin film of oil to the gasket.\u003c\/li\u003e\n\u003cli\u003eDrain the engine oil and remove the drain plug. Replace the drain gasket (8M007119) with a new one from the kit before reinstalling the plug.\u003c\/li\u003e\n\u003cli\u003eAccess the thermostat housing and remove the old thermostat. Install the new thermostat (8M0117413) with the included gasket (824853), ensuring proper orientation.\u003c\/li\u003e\n\u003cli\u003eLocate the fuel filter assembly and disconnect fuel lines carefully. Replace both fuel filters (35-879884T and 35-8M0153652) according to their respective positions.\u003c\/li\u003e\n\u003cli\u003eDrain the lower unit gear oil by removing both drain and fill plugs. Inspect the old oil for metal particles or water contamination.\u003c\/li\u003e\n\u003cli\u003eUse the gear oil pump (24OP149) to refill the lower unit from the bottom drain hole until oil appears at the top fill hole. Install drain gaskets (830749) on both plugs.\u003c\/li\u003e\n\u003cli\u003eDouble-check all filter installations, gasket seals, and plug torque specifications. Refill engine oil to the proper level per manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003eStart the engine and allow it to reach operating temperature. Check for leaks around all serviced components.\u003c\/li\u003e\n\u003cli\u003eShut down the engine and recheck fluid levels after it has cooled. Top off oil if necessary.\u003c\/li\u003e\n\u003cli\u003eInspect the work area and ensure all old parts are disposed of properly. Record the maintenance date and engine hours in your service log.\u003c\/li\u003e\n\u003cli\u003eTest run the engine under normal operating conditions and monitor performance. Address any unusual sounds or leaks immediately.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this maintenance kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: This kit is designed specifically for Mercury 40-60 HP EFI 4-cylinder engines. Verify your engine model using the serial number guide linked above, or check your engine's specifications plate to confirm compatibility before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform maintenance using this kit?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends performing routine maintenance every 100 hours of operation or annually, whichever comes first. In harsh operating conditions (saltwater, heavy use), more frequent service intervals may be necessary.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this kit myself or do I need a professional?\u003c\/strong\u003e\u003cbr\u003e\nA: While experienced mechanics can perform this maintenance, professional installation is recommended to ensure proper procedure, torque specifications, and warranty protection, especially if you're unfamiliar with outboard service.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that I need to replace these maintenance items?\u003c\/strong\u003e\u003cbr\u003e\nA: Common indicators include poor fuel economy, rough idling, overheating, difficulty shifting gears, milky gear oil (water contamination), or decreased engine performance. Regular preventive maintenance prevents these issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include engine oil and gear oil fluids?\u003c\/strong\u003e\u003cbr\u003e\nA: No, this kit includes filters, gaskets, thermostat, and a gear oil pump for refilling, but does not include the actual engine oil or gear oil fluids. You will need to purchase appropriate Mercury-spec lubricants separately.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part or aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418283897145,"sku":"23KM779-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM779-4N_4fbf88f1-c218-4140-9461-95da46985d11.png?v=1776686817"},{"product_id":"8m0097855-annual-service-kit-for-mercury-75hp-80hp-90hp-100hp-115hp-efi-2-1l-jlm-marine","title":"8M0097855 Annual Service Kit for Mercury 75HP 80HP 90HP 100HP 115HP EFI 2.1L | JLM Marine","description":"\u003ch2\u003eAnnual Service Kit for Mercury 75HP 80HP 90HP 100HP 115HP EFI 2.1L\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive annual service kit is engineered for \u003cstrong\u003eMercury 75HP, 80HP, 90HP, 100HP, and 115HP EFI 2.1L outboard engines\u003c\/strong\u003e (serial number 2B094996 and above). It includes all essential maintenance components required for a complete yearly service, ensuring optimal engine performance and longevity.\u003c\/p\u003e\n\n\u003cp\u003eDirect replacement for Mercury OEM part number \u003cstrong\u003e8M0097855\u003c\/strong\u003e, this kit provides a cost-effective solution for routine maintenance without compromising on quality.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eComplete service kit with 20+ components including impeller, seals, gaskets, filters, and thermostat\u003c\/li\u003e\n  \u003cli\u003eDesigned specifically for Mercury EFI 2.1L engines\u003c\/li\u003e\n  \u003cli\u003eIncludes fuel filter, oil filter, and gear oil pump for comprehensive maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e8M0097855\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eEFI 2.1L\u003c\/td\u003e\n        \u003ctd\u003e75, 80, 90, 100, 115\u003c\/td\u003e\n        \u003ctd\u003eSerial Number 2B094996 \u0026amp; above\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e8M0097855\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eAnnual Service Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCompatible Brand\u003c\/td\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEngine Type\u003c\/td\u003e\n      \u003ctd\u003eEFI 2.1L\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHorsepower Range\u003c\/td\u003e\n      \u003ctd\u003e75HP, 80HP, 90HP, 100HP, 115HP\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSerial Number Range\u003c\/td\u003e\n      \u003ctd\u003e2B094996 \u0026amp; above\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive annual service kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e47-43026Q02\u003c\/strong\u003e - Impeller × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-8M2014338\u003c\/strong\u003e - Seal × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2210\u003c\/strong\u003e - Seal × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8172761\u003c\/strong\u003e - Plate × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25-21836\u003c\/strong\u003e - O-ring × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8M0142616\u003c\/strong\u003e - Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8172771\u003c\/strong\u003e - Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e28-8M0032833\u003c\/strong\u003e - Key × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-45577\u003c\/strong\u003e - Seal × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25-90196\u003c\/strong\u003e - O-ring × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-830749\u003c\/strong\u003e - Gasket × 3\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e8M0090819\u003c\/strong\u003e - Thermostat × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-879885Q\u003c\/strong\u003e - Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-8M0162829\u003c\/strong\u003e - Oil Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M0036238\u003c\/strong\u003e - Coupling × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M0057748\u003c\/strong\u003e - Base × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e - Drain Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e830749\u003c\/strong\u003e - Drain Gasket × 3\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e - Gear Oil Pump × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Ensure the engine is off and cool. Gather all necessary tools including screwdrivers, wrenches, and a drain pan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Pump Service:\u003c\/strong\u003e Remove the lower unit and access the water pump housing. Replace the impeller (47-43026Q02), plate (8172761), and all seals and gaskets included in the kit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermostat Replacement:\u003c\/strong\u003e Locate the thermostat housing on the engine block. Remove the old thermostat and install the new one (8M0090819) with the provided gasket.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuel Filter:\u003c\/strong\u003e Locate the fuel filter assembly and replace the fuel filter element (35-879885Q). Ensure all connections are secure to prevent fuel leaks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOil Filter:\u003c\/strong\u003e Remove the old oil filter and install the new oil filter (35-8M0162829). Apply a thin coat of clean oil to the gasket before installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrain and Refill Gear Oil:\u003c\/strong\u003e Use the gear oil pump (24OP149) to drain old gear oil from the lower unit. Install new drain gaskets and refill with manufacturer-recommended gear oil.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eO-rings and Seals:\u003c\/strong\u003e Replace all O-rings and seals as indicated in the service manual. Pay special attention to proper seating to prevent leaks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassembly:\u003c\/strong\u003e Reinstall the lower unit, ensuring all bolts are torqued to specification. Double-check all connections and fittings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem Check:\u003c\/strong\u003e Start the engine and check for leaks around all replaced components. Verify proper water pump operation by confirming water flow from the telltale.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest Run:\u003c\/strong\u003e Perform a brief test run at idle and higher RPMs. Monitor engine temperature and performance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my specific Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify that your engine is a Mercury 75HP, 80HP, 90HP, 100HP, or 115HP EFI 2.1L model with serial number 2B094996 or above. You can locate your serial number on the mounting bracket and cross-reference it using the Mercury Serial Number Guide linked above.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this annual service?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends performing this complete service annually or every 100 hours of operation, whichever comes first. More frequent service may be required in saltwater or harsh operating conditions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my engine needs this service kit?\u003c\/strong\u003e\u003cbr\u003e\nA: Common indicators include overheating, reduced water flow from the telltale, difficulty starting, reduced performance, or visible gear oil contamination. Regular annual maintenance prevents these issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use individual parts from this kit separately?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, all components can be installed individually as needed. However, performing the complete annual service ensures all wear items are replaced together for optimal engine health.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between this kit and the OEM Mercury kit?\u003c\/strong\u003e\u003cbr\u003e\nA: This aftermarket kit is manufactured to OEM specifications using comparable materials and includes all the same components as the OEM 8M0097855 kit. It provides a cost-effective alternative without sacrificing quality or performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part or aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418283929913,"sku":"23KM780-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM780-4N_fa334d77-0204-436c-8856-64d7ffb46108.png?v=1776686819"},{"product_id":"8m0097857-service-kit-for-mercury-jlm-marine","title":"8M0097857 Service Kit for Mercury | JLM Marine","description":"\u003ch2\u003e8M0097857 Service Kit for Mercury\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive service kit is designed to fit Mercury outboard engines rated at \u003cstrong\u003e75-115 HP with 1.7L displacement\u003c\/strong\u003e, covering serial numbers \u003cstrong\u003e1B366823 through 2B094995\u003c\/strong\u003e. It provides all essential components for a complete maintenance overhaul, including impeller, thermostat, fuel filter, oil filter, gaskets, and seals.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacement for OEM Part Number:\u003c\/strong\u003e 8M0097857\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eComplete maintenance solution with 20+ components including impeller, thermostat, filters, and gaskets\u003c\/li\u003e\n\u003cli\u003eIncludes genuine gear oil pump and all necessary seals for a leak-free installation\u003c\/li\u003e\n\u003cli\u003eDesigned for Mercury 4-stroke outboards in the 75-115 HP range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0097857\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eEngine Displacement\u003c\/th\u003e\n\u003cth\u003eSerial Number Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e4-Stroke Outboard\u003c\/td\u003e\n\u003ctd\u003e75-115 HP\u003c\/td\u003e\n\u003ctd\u003e1.7L\u003c\/td\u003e\n\u003ctd\u003e1B366823-2B094995\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0097857\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Brand\u003c\/td\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Power Range\u003c\/td\u003e\n\u003ctd\u003e75-115 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Displacement\u003c\/td\u003e\n\u003ctd\u003e1.7L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSerial Number Range\u003c\/td\u003e\n\u003ctd\u003e1B366823-2B094995\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Components\u003c\/td\u003e\n\u003ctd\u003e20+ pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis service kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e817275A2\u003c\/strong\u003e - Housing x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0113262\u003c\/strong\u003e - Pump base x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8172761\u003c\/strong\u003e - Plate x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8172771\u003c\/strong\u003e - Gasket x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-43033-1\u003c\/strong\u003e - Gasket x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-43047-2\u003c\/strong\u003e - Gasket x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0050720\u003c\/strong\u003e - Plate x1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e47-43026Q02\u003c\/strong\u003e - Impeller x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e43023\u003c\/strong\u003e - Water tube x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e43023 2\u003c\/strong\u003e - Water tube x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e824832 7\u003c\/strong\u003e - Screw x4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2644\u003c\/strong\u003e - Gasket x4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-830749\u003c\/strong\u003e - Gasket x3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e805726\u003c\/strong\u003e - O-ring x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e28-8M0032833\u003c\/strong\u003e - Key x1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e8M0090819\u003c\/strong\u003e - Thermostat x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-879885Q\u003c\/strong\u003e - Fuel filter x2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-877761K01\u003c\/strong\u003e - Oil filter x1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-191833\u003c\/strong\u003e - Gasket x3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e828816\u003c\/strong\u003e - Gasket x1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e - Gear Oil Pump x1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eDisconnect the spark plug wires and remove the engine cowling to access the powerhead. Ensure the engine is cool and the boat is securely supported.\u003c\/li\u003e\n\u003cli\u003eDrain the gear oil using the drain plug at the lower unit. Remove the old oil filter and fuel filters from their housings.\u003c\/li\u003e\n\u003cli\u003eRemove the lower unit by disconnecting the shift linkage and unbolting the mounting hardware. Set the lower unit aside on a clean work surface.\u003c\/li\u003e\n\u003cli\u003eRemove the water pump housing bolts and carefully separate the housing from the pump base. Discard the old impeller, gaskets, and seals.\u003c\/li\u003e\n\u003cli\u003eClean all mating surfaces thoroughly, removing old gasket material and debris. Inspect for corrosion or damage that may require additional attention.\u003c\/li\u003e\n\u003cli\u003eInstall the new pump base and secure it with the provided hardware. Place the new impeller into the housing, ensuring the vanes are oriented correctly per rotation direction.\u003c\/li\u003e\n\u003cli\u003eApply a thin layer of marine grease to the impeller vanes to aid initial priming. Install the new water tubes, ensuring proper alignment with the engine block passages.\u003c\/li\u003e\n\u003cli\u003ePosition new gaskets (27-8172771, 27-43033-1, 27-43047-2) according to the service manual sequence. Install the housing and plates, torquing bolts to manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003eReplace the thermostat (8M0090819) in the cooling system housing with a new gasket. Ensure proper seating to maintain correct engine operating temperature.\u003c\/li\u003e\n\u003cli\u003eInstall the new oil filter (35-877761K01) and both fuel filters (35-879885Q), hand-tightening plus 3\/4 turn. Install the gear oil pump (24OP149) and refill the lower unit with fresh gear oil.\u003c\/li\u003e\n\u003cli\u003eReinstall the lower unit to the engine, reconnecting the shift linkage and securing all mounting bolts. Verify shift operation through all gears before final tightening.\u003c\/li\u003e\n\u003cli\u003eReplace the engine cowling and reconnect spark plug wires. Start the engine and check for proper water flow from the telltale indicator, leaks, and smooth operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this service kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Check your engine's serial number plate to verify it falls within the range 1B366823-2B094995 and matches the 75-115 HP, 1.7L specifications. You can also use the \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e to identify your engine model.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the components in this service kit?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends replacing the impeller, thermostat, and filters annually or every 100 hours of operation, whichever comes first. If you operate in sandy or debris-laden water, inspect the impeller more frequently for wear.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include weak or no water flow from the telltale indicator, engine overheating, steam from the engine, or reduced cooling performance. If you notice any of these signs, inspect and replace the impeller immediately.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the old gaskets if they appear to be in good condition?\u003c\/strong\u003e\u003cbr\u003e\nA: No, always replace all gaskets and seals during service to ensure proper sealing and prevent leaks. Reusing old gaskets can lead to coolant leaks, air intrusion, and compromised water pump performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between this aftermarket kit and the OEM Mercury kit?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418284028217,"sku":"23KM781-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM781-4N_0279e2f8-e0d8-4b22-a926-21a7be30f5c1.png?v=1776686822"},{"product_id":"8m0094233-maintenance-kit-for-mercury-150hp-efi-jlm-marine-1","title":"8M0094233 Maintenance Kit for Mercury 150HP EFI | JLM Marine","description":"\u003ch2\u003e8M0094233 Maintenance Kit for Mercury 150HP EFI\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is specifically engineered for \u003cstrong\u003eMercury 150 HP EFI\u003c\/strong\u003e outboard engines. It includes all essential components needed for complete routine service—impeller, seals, gaskets, thermostat, filters, and more—ensuring your engine maintains peak performance and reliability on the water.\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a direct replacement for OEM part number \u003cstrong\u003e8M0094233\u003c\/strong\u003e, this kit consolidates critical maintenance items into one convenient package, streamlining your service intervals and reducing downtime.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eComplete service solution with 15+ components including impeller, thermostat, fuel \u0026amp; oil filters\u003c\/li\u003e\n  \u003cli\u003eCovers water pump rebuild, filtration system refresh, and drain gasket replacements\u003c\/li\u003e\n  \u003cli\u003eGear oil pump included for complete lower unit service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e8M0094233\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eRated HP\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003eEFI\u003c\/td\u003e\n      \u003ctd\u003e150 HP\u003c\/td\u003e\n      \u003ctd\u003eEFI (Electronic Fuel Injection)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e8M0094233\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eMercury 150 HP EFI Outboard\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eKit Type\u003c\/td\u003e\n      \u003ctd\u003eComplete Maintenance Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNumber of Components\u003c\/td\u003e\n      \u003ctd\u003e15+ pieces\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e47-43026Q02\u003c\/strong\u003e (Impeller) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-8M2014338\u003c\/strong\u003e (Seal) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2210\u003c\/strong\u003e (Seal) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8172761\u003c\/strong\u003e (Plate) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8172771\u003c\/strong\u003e (Gasket) × \u003cspan style=\"color:red;\"\u003e2\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e28-8M0032833\u003c\/strong\u003e (Key) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e817275A1\u003c\/strong\u003e (Housing) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M003623\u003c\/strong\u003e (Water tube) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8M0142616\u003c\/strong\u003e (Plate) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e892864T06\u003c\/strong\u003e (Thermostat) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e35-879885Q\u003c\/strong\u003e (Fuel filter) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e35-877761K01\u003c\/strong\u003e (Oil filter) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e (Drain Gasket) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e830749\u003c\/strong\u003e (Drain Gasket) × \u003cspan style=\"color:red;\"\u003e3\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24OP149\u003c\/strong\u003e (Gear Oil Pump) × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003cp\u003eFollow these steps for proper installation of your maintenance kit components:\u003c\/p\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Disconnect the battery and allow the engine to cool completely. Gather all necessary tools including wrenches, screwdrivers, and a drain pan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrain Fluids:\u003c\/strong\u003e Remove the lower unit drain plugs using new drain gaskets (830749) and drain all gear oil into a suitable container.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove Water Pump Housing:\u003c\/strong\u003e Disconnect the water tube and remove the housing bolts. Carefully remove the old water pump housing (817275A1).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace Impeller:\u003c\/strong\u003e Remove the old impeller and install the new impeller (47-43026Q02) with the key (28-8M0032833), ensuring blades face the correct direction.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall New Seals:\u003c\/strong\u003e Replace all seals (26-8M2014338 and 2210) and gaskets (27-8172771) on the pump housing and plates. Apply marine grease to seals during installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall Plates and Water Tube:\u003c\/strong\u003e Position the new plates (8172761 and 27-8M0142616) with fresh gaskets, then install the water tube (8M003623).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassemble Water Pump:\u003c\/strong\u003e Reinstall the water pump housing with new gaskets, tightening bolts in a crisscross pattern to manufacturer torque specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace Thermostat:\u003c\/strong\u003e Locate the thermostat housing, remove the old thermostat, and install the new one (892864T06) with proper orientation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChange Fuel Filter:\u003c\/strong\u003e Replace the fuel filter (35-879885Q) following proper fuel line disconnection procedures. Ensure all connections are secure to prevent leaks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChange Oil Filter:\u003c\/strong\u003e Remove and replace the oil filter (35-877761K01) using the new drain gasket (8M007119).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRefill Gear Oil:\u003c\/strong\u003e Use the gear oil pump (24OP149) to refill the lower unit with manufacturer-recommended gear oil until it flows from the upper vent hole. Install drain plugs with new gaskets.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinal Check:\u003c\/strong\u003e Reconnect the battery, run the engine, and check for proper water flow from the telltale. Inspect all areas for leaks before operating at full throttle.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this maintenance kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify your engine is a Mercury 150 HP EFI model by checking the engine's identification plate or serial number. Cross-reference the OEM part number 8M0094233 with your owner's manual or Mercury parts diagrams to ensure complete compatibility.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this maintenance service?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends annual maintenance or every 100 hours of operation, whichever comes first. If you operate in sandy, silty, or saltwater conditions, inspect the impeller and water pump components more frequently—every 50 hours or mid-season.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include weak water flow from the telltale (pee hole), engine overheating, steam from the engine, or reduced water pressure. If you notice any of these signs, inspect and replace the impeller immediately to prevent engine damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this kit myself or do I need a professional?\u003c\/strong\u003e\u003cbr\u003e\nA: While experienced DIY mechanics can complete this service with proper tools and the factory service manual, professional installation is recommended. Lower unit disassembly requires torque specifications, proper gasket sealing, and correct impeller orientation to ensure reliable operation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between this aftermarket kit and the OEM Mercury kit?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418292220217,"sku":"23KM782-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM782-4N_2b2e27e3-7b4f-439e-845f-4dd8ccde003d.png?v=1776686825"},{"product_id":"8m0149930-maintenance-kit-for-mercury-v6-v8-jlm-marine","title":"8M0149930 Maintenance Kit for Mercury V6 V8 | JLM Marine","description":"\u003ch2\u003e8M0149930 Maintenance Kit for Mercury V6 V8 | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is engineered for Mercury V6 3.4L (200-350 HP) and V8 4.6L outboard engines, including CMS SeaPro \u0026amp; ProXS models as well as V8 4.6L 250-300hp AMS Sea-Pro and Racing applications. It provides all essential service components for thorough preventive maintenance in a single package.\u003c\/p\u003e\n\n\u003cp\u003eDirect replacement for OEM part number \u003cstrong\u003e8M0149930\u003c\/strong\u003e, this kit consolidates critical wear items—impellers, seals, gaskets, filters, and thermostat—to streamline your service routine and ensure reliable engine performance.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncludes impeller, thermostat, fuel filter, oil filter, and all necessary seals and gaskets\u003c\/li\u003e\n  \u003cli\u003eComplete service solution for V6 and V8 Mercury outboards\u003c\/li\u003e\n  \u003cli\u003eGear oil pump included for convenient fluid changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e8M0149930\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eRated HP\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003eV6 3.4L\u003c\/td\u003e\n      \u003ctd\u003e200-350 HP\u003c\/td\u003e\n      \u003ctd\u003eCMS SeaPro \u0026amp; ProXS\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003eV8 4.6L\u003c\/td\u003e\n      \u003ctd\u003e250-300 HP\u003c\/td\u003e\n      \u003ctd\u003eAMS Sea-Pro and Racing\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e8M0149930\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eV6 3.4L 200-350 HP; V8 4.6L 250-300 HP\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eKit Type\u003c\/td\u003e\n      \u003ctd\u003eComprehensive Maintenance Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e47-43026Q02\u003c\/strong\u003e (Impeller) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-8M2014338\u003c\/strong\u003e (Seal) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2210\u003c\/strong\u003e (Seal) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8172761\u003c\/strong\u003e (Plate) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25-21836\u003c\/strong\u003e (O-ring) × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8M0142616\u003c\/strong\u003e (Plate) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8172771\u003c\/strong\u003e (Gasket) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e28-8M0032833\u003c\/strong\u003e (Key) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8M46938\u003c\/strong\u003e (Gasket) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25-8M0142659\u003c\/strong\u003e (Seal) × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-830749\u003c\/strong\u003e (Seal Formed) × 2\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e8M0162139\u003c\/strong\u003e (Thermostat) × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-8M0106635\u003c\/strong\u003e (Fuel Filter) × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-8M0123025\u003c\/strong\u003e (Oil Filter) × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e (Drain Gasket) × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e830749\u003c\/strong\u003e (Drain Gasket) × 3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24OP149\u003c\/strong\u003e (Gear Oil Pump) × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and ensure the engine is cool before beginning maintenance work.\u003c\/li\u003e\n  \u003cli\u003eRemove the lower unit according to your engine's service manual to access the water pump housing.\u003c\/li\u003e\n  \u003cli\u003eDisassemble the water pump housing and remove the old impeller. Inspect the housing for wear or corrosion.\u003c\/li\u003e\n  \u003cli\u003eInstall the new impeller (47-43026Q02) with a light coating of marine grease on the blades, ensuring proper rotation direction.\u003c\/li\u003e\n  \u003cli\u003eReplace the water pump plate (8172761) and install new gaskets (27-8172771, 27-8M46938) and seals as indicated in the kit.\u003c\/li\u003e\n  \u003cli\u003eInstall new O-rings (25-21836) and seals (25-8M0142659, 26-830749, 26-8M2014338, 2210) in their designated locations.\u003c\/li\u003e\n  \u003cli\u003eReplace the thermostat (8M0162139) in the cooling system housing, ensuring proper orientation and seal placement.\u003c\/li\u003e\n  \u003cli\u003eChange the engine oil and replace the oil filter (35-8M0123025) with a new drain gasket (8M007119).\u003c\/li\u003e\n  \u003cli\u003eReplace the fuel filter (35-8M0106635) according to manufacturer specifications, checking fuel lines for cracks or leaks.\u003c\/li\u003e\n  \u003cli\u003eUse the gear oil pump (24OP149) to drain old lower unit oil and refill with fresh marine gear oil until it flows from the upper vent hole. Install drain gaskets (830749) on both drain and fill plugs.\u003c\/li\u003e\n  \u003cli\u003eReassemble the lower unit to the engine, torquing all fasteners to specification and ensuring proper alignment.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery, start the engine, and verify strong water flow from the telltale outlet and proper operating temperature.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my specific Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine model and horsepower with the compatibility table above. This kit is designed for Mercury V6 3.4L (200-350 HP) and V8 4.6L (250-300 HP) engines in CMS SeaPro, ProXS, AMS Sea-Pro, and Racing configurations. Verify your engine's serial number using the Mercury identification guide linked above.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this maintenance service?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends annual maintenance or every 100-300 hours of operation, whichever comes first. If you operate in sandy, silty, or debris-heavy water, inspect the impeller and seals more frequently. Always follow your engine's service manual for specific intervals.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my impeller or thermostat needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Weak or no water flow from the telltale, engine overheating, or steam from the engine are primary indicators. Worn impeller blades, cracked seals, or a stuck thermostat can cause cooling system failure and serious engine damage if not addressed promptly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this kit myself or do I need a professional?\u003c\/strong\u003e\u003cbr\u003e\nA: If you have mechanical experience and the proper tools, you can perform this service following your engine's manual. However, improper installation—especially of the impeller, seals, or thermostat—can lead to overheating and engine damage. Professional installation is recommended if you're unsure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418292384057,"sku":"23KM784-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM784-4N_61f99f22-e10a-4a22-8d4a-536c510d93a8.png?v=1776686827"},{"product_id":"8m0097859-service-kit-for-mercury-verado-jlm-marine","title":"8M0097859 Service Kit for Mercury Verado | JLM Marine","description":"\u003ch2\u003e8M0097859 Service Kit for Mercury Verado | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive service kit is engineered for \u003cstrong\u003eMercury Verado outboards\u003c\/strong\u003e, covering both \u003cstrong\u003e135-200 HP 4-cylinder\u003c\/strong\u003e and \u003cstrong\u003e200-300 HP 6-cylinder\u003c\/strong\u003e models. It consolidates essential maintenance components—including the impeller, seals, thermostats, fuel filters, oil filter, and gear oil pump—into one complete package for streamlined servicing.\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a \u003cstrong\u003edirect replacement for OEM part number 8M0097859\u003c\/strong\u003e, this kit ensures your Verado engine maintains peak performance and reliability during routine maintenance intervals.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eIncludes impeller, seals, gaskets, thermostat, fuel filters, oil filter, and gear oil pump\u003c\/li\u003e\n\u003cli\u003eFits both 4-cylinder and 6-cylinder Verado engines\u003c\/li\u003e\n\u003cli\u003eComplete service solution for comprehensive maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0097859\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eVerado 4 cyl\u003c\/td\u003e\n\u003ctd\u003e135-200 HP\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eVerado 6 cyl\u003c\/td\u003e\n\u003ctd\u003e200-300 HP\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0097859\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eMercury Verado 135-200 HP (4 cyl) and 200-300 HP (6 cyl)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Type\u003c\/td\u003e\n\u003ctd\u003eComplete Service Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis service kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e47-43026Q02 (Impeller)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-8M2014338 (Seal)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2210 (Seal)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8172761 (Plate)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8172771 (Gasket)\u003c\/strong\u003e x 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e28-8M0032833 (Key)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e817275A1 (Housing)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-88798A1 (Water tube)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8M0142616 (Plate)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e892864T04 (Thermostat)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-879885Q (Fuel filter)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-8M0122424 (Fuel filter)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-877769K01 (Oil filter)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M007119 \/ 888593 (Drain Gasket)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e830749 (Drain Gasket)\u003c\/strong\u003e x 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24OP149 (Gear Oil Pump)\u003c\/strong\u003e x 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eDisconnect the battery and ensure the engine is completely cool before beginning any service work.\u003c\/li\u003e\n\u003cli\u003eRemove the lower unit from the outboard following the manufacturer's disassembly procedures.\u003c\/li\u003e\n\u003cli\u003eAccess the water pump housing and remove the old impeller, seals, and gaskets. Clean all mating surfaces thoroughly.\u003c\/li\u003e\n\u003cli\u003eInstall the new impeller (47-43026Q02) into the housing with blades oriented in the correct rotation direction. Apply a thin coat of marine grease to aid installation.\u003c\/li\u003e\n\u003cli\u003eInstall the new water tube (27-88798A1), seals (26-8M2014338, 2210), plates (8172761, 27-8M0142616), key (28-8M0032833), and gaskets (27-8172771) as per service manual specifications.\u003c\/li\u003e\n\u003cli\u003eReplace the thermostat (892864T04) in its housing, ensuring proper orientation and seating.\u003c\/li\u003e\n\u003cli\u003eInstall the new fuel filters (35-879885Q, 35-8M0122424) and oil filter (35-877769K01) at their respective locations on the engine.\u003c\/li\u003e\n\u003cli\u003eDrain the lower unit gear oil completely and replace drain gaskets (8M007119\/888593 and 830749) as needed.\u003c\/li\u003e\n\u003cli\u003eRefill the lower unit with the appropriate marine gear oil using the included gear oil pump (24OP149) until oil appears at the upper vent hole.\u003c\/li\u003e\n\u003cli\u003eReinstall all components and the lower unit, torquing all fasteners to manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery and perform a water test, checking for proper cooling system operation and any leaks.\u003c\/li\u003e\n\u003cli\u003eInspect all filters and seals after initial operation and verify proper engine temperature and performance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this service kit fits my Mercury Verado engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify your engine model and horsepower rating against the compatibility table above. This kit fits 135-200 HP 4-cylinder and 200-300 HP 6-cylinder Verado models. Cross-check your current OEM part number (8M0097859) with your service manual or parts diagram to ensure correct fitment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this service on my Verado outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends annual service or every 100 hours of operation, whichever comes first. The impeller, seals, and filters should be inspected regularly and replaced if any wear or degradation is observed, especially if operating in sandy or debris-laden water.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common indicators include weak water flow from the telltale (pee hole), engine overheating, steam from the exhaust, or reduced cooling system performance. If you notice cracked, missing, or distorted impeller blades during inspection, immediate replacement is necessary.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use the included gear oil pump for other maintenance tasks?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, the 24OP149 gear oil pump included in this kit is reusable and can be used for future lower unit oil changes on your Mercury Verado or other compatible outboards requiring similar service.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include everything I need for a complete annual service?\u003c\/strong\u003e\u003cbr\u003e\nA: This kit provides the core maintenance components—water pump parts, filters, seals, gaskets, thermostat, and gear oil pump. You will need to supply the gear oil itself, engine oil (if performing an oil change), and any additional consumables specific to your maintenance schedule.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM or aftermarket product?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418300608825,"sku":"23KM785-4N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-23KM785-4N_f7474bd9-d9fc-4ded-a6ae-4ab71eed75f8.png?v=1776686830"},{"product_id":"8m0251123-water-pump-impeller-kit-for-mercury-bigfoot-lightning-marathon-super15-seapro-jlm-marine","title":"8M0251123 Water Pump Impeller Kit for Mercury Bigfoot Lightning Marathon Super15 SeaPro | JLM Marine","description":"\u003ch2\u003e8M0251123 Water Pump Impeller Kit for Mercury Bigfoot Lightning Marathon Super15 SeaPro\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive water pump impeller kit is engineered for Mercury outboard motors including \u003cstrong\u003e13.5-15 HP Bigfoot\u003c\/strong\u003e, \u003cstrong\u003e20-25 HP 2-cylinder\u003c\/strong\u003e (serial 0P325500-1B000001 \u0026amp; Up), \u003cstrong\u003e25 HP Lightning 3-cylinder\u003c\/strong\u003e (serial 0E268781-0E288000), and \u003cstrong\u003e25 HP Marathon, Super15, and SeaPro 2-cylinder\u003c\/strong\u003e models. It delivers complete cooling system maintenance in a single package.\u003c\/p\u003e\n\n\u003cp\u003eThis kit directly replaces OEM part number \u003cstrong\u003e8M0251123\u003c\/strong\u003e, providing a cost-effective solution for routine water pump service and ensuring reliable cooling performance across multiple Mercury engine families.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eIncludes \u003cstrong\u003e18 essential components\u003c\/strong\u003e: impeller, seals, gaskets, wear plate, housing, thermostat, fuel filters, and gear oil pump\u003c\/li\u003e\n\u003cli\u003eCovers complete cooling system rebuild with all necessary hardware and consumables\u003c\/li\u003e\n\u003cli\u003eDesigned for Mercury 2-cylinder and 3-cylinder mid-range outboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0251123\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eBigfoot\u003c\/td\u003e\n\u003ctd\u003e13.5 HP, 15 HP\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e2-Cylinder\u003c\/td\u003e\n\u003ctd\u003e20 HP, 25 HP\u003c\/td\u003e\n\u003ctd\u003eSerial 0P325500-1B000001 \u0026amp; Up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eLightning 3-Cylinder\u003c\/td\u003e\n\u003ctd\u003e25 HP\u003c\/td\u003e\n\u003ctd\u003eSerial 0E268781-0E288000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eMarathon, Super15, SeaPro 2-Cylinder\u003c\/td\u003e\n\u003ctd\u003e25 HP\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis kit includes all components required for a complete water pump and cooling system service:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e47-85089-10\u003c\/strong\u003e Water Pump Impeller × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0032838 \/ 85119\u003c\/strong\u003e Impeller Key × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e85083\u003c\/strong\u003e Wear Plate × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e46-99157A02\u003c\/strong\u003e Water Pump Housing × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-99326-1\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26-85090001\u003c\/strong\u003e Seal × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-86203\u003c\/strong\u003e Seal × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-86645-1\u003c\/strong\u003e Washer × 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e23-85095\u003c\/strong\u003e Insulator × 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-191833\u003c\/strong\u003e Drain Screw Gasket × 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-69202\u003c\/strong\u003e O-Ring × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-62702\u003c\/strong\u003e O-Ring × 2\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e14586\u003c\/strong\u003e Thermostat × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8M0177107\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-87946Q3\u003c\/strong\u003e Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-816296Q03\u003c\/strong\u003e Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-828816\u003c\/strong\u003e Oil Drain Screw Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e Gear Oil Pump × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnect the fuel line\u003c\/strong\u003e and remove the engine cowling to access the lower unit. Tilt the engine fully up and drain the gear oil using the drain screw and new gasket provided.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the lower unit\u003c\/strong\u003e by loosening the mounting bolts and carefully separating it from the mid-section. Be cautious of the shift rod and water tube connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisassemble the old water pump housing\u003c\/strong\u003e by removing the mounting screws. Extract the old impeller, wear plate, seals, and gaskets; discard all worn components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean all mating surfaces\u003c\/strong\u003e thoroughly to remove old gasket material, corrosion, and debris. Inspect the water pump base for damage or excessive wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the new wear plate\u003c\/strong\u003e (85083) onto the pump base, ensuring proper alignment. Apply a thin layer of marine grease to facilitate smooth assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLubricate the new impeller\u003c\/strong\u003e (47-85089-10) with glycerin or soapy water, then carefully insert it into the housing with the impeller key (8M0032838) positioned correctly in the drive shaft slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the new water pump housing\u003c\/strong\u003e (46-99157A02) over the impeller, ensuring all blades flex in the correct direction. Use the new gasket (27-99326-1) and tighten mounting screws evenly in a cross pattern.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace all seals and O-rings\u003c\/strong\u003e (26-85090001, 25-86203, 25-69202, 25-62702) at their respective locations on the drive shaft and housing interfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the new thermostat\u003c\/strong\u003e (14586) with its gasket (27-8M0177107) into the thermostat housing, ensuring the spring side faces the correct direction per your service manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReattach the lower unit\u003c\/strong\u003e to the mid-section, aligning the shift rod and water tube carefully. Tighten all mounting bolts to factory torque specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefill the gear oil\u003c\/strong\u003e using the provided gear oil pump (24OP149) until oil flows from the upper vent hole. Install new drain screw gaskets (12-191833, 27-828816) and tighten plugs securely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace fuel filters\u003c\/strong\u003e (35-87946Q3, 35-816296Q03) in their respective housings, reconnect fuel lines, and test-run the engine in water to verify proper cooling flow from the telltale indicator.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine's model and serial number with the compatibility table above. For Mercury engines, check the serial number plate on the transom bracket or use the \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e to verify your exact model. If your serial number falls within the ranges listed (e.g., 0P325500-1B000001 \u0026amp; Up for 20-25 HP models), this kit will fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends replacing the water pump impeller every 2-3 years or 300 hours of operation, whichever comes first. If you operate in sandy or silty water, inspect it annually and replace if any blades show cracking, wear, or deformation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump is failing?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include weak or no water flow from the telltale (indicator stream), engine overheating warnings, reduced performance, or steam from the engine. If you notice any of these, shut down immediately and inspect the water pump system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Why does this kit include fuel filters and a gear oil pump?\u003c\/strong\u003e\u003cbr\u003e\nA: This is a comprehensive service kit designed to address multiple maintenance items during lower unit service. Replacing fuel filters and servicing gear oil during water pump replacement ensures complete routine maintenance and prevents additional disassembly later.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the old gaskets and seals if they look okay?\u003c\/strong\u003e\u003cbr\u003e\nA: No, always replace all gaskets, seals, and O-rings during water pump service. Even if they appear intact, compressed gaskets lose their sealing ability and can cause leaks or overheating. All necessary seals and gaskets are included in this kit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between this aftermarket kit and the OEM Mercury kit?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418300641593,"sku":"25KM195-2N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KM195-2N_71662689-3585-445c-98a8-4de3abf691a4.png?v=1776686833"},{"product_id":"8m0251125-maintenance-kit-for-mercury-30hp-40hp-jlm-marine","title":"8M0251125 Maintenance Kit for Mercury 30HP 40HP | JLM Marine","description":"\u003ch2\u003e8M0251125 Maintenance Kit for Mercury 30HP 40HP | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is specifically designed for \u003cstrong\u003eMercury 30-40HP 2-Cylinder USA-made outboard engines manufactured between 1995 and 2007\u003c\/strong\u003e (suits serial numbers starting with \u003cstrong\u003e0G, 0T, 1B, or 0P\u003c\/strong\u003e). It includes all essential components needed for a complete service—from water pump parts to fuel filters and gear oil pump—ensuring your engine runs smoothly and reliably season after season.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket kit directly replaces Mercury OEM part number \u003cstrong\u003e8M0251125\u003c\/strong\u003e, providing a cost-effective solution without compromising on quality. Each component is manufactured to OEM specifications, offering dependable performance and extended service intervals.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncludes water pump impeller, wear plate, gaskets, thermostat, fuel filters, and gear oil pump\u003c\/li\u003e\n  \u003cli\u003eComplete service solution for routine maintenance in a single kit\u003c\/li\u003e\n  \u003cli\u003eDesigned for 2-cylinder Mercury engines with specific serial number ranges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e8M0251125\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eRated HP\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e2 Cylinder USA made\u003c\/td\u003e\n      \u003ctd\u003e30-40HP\u003c\/td\u003e\n      \u003ctd\u003e1995-2007 (Suits serial # starting with 0G, 0T, 1B or 0P)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e8M0251125\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFits Engine HP\u003c\/td\u003e\n      \u003ctd\u003e30-40HP\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCylinder Configuration\u003c\/td\u003e\n      \u003ctd\u003e2 Cylinder\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplicable Years\u003c\/td\u003e\n      \u003ctd\u003e1995-2007\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSerial Number Range\u003c\/td\u003e\n      \u003ctd\u003eStarting with 0G, 0T, 1B, or 0P\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e47-85089-10\u003c\/strong\u003e Water Pump Impeller × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M0032838 85119\u003c\/strong\u003e Impeller Key × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e821354-2\u003c\/strong\u003e Wear Plate × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-822189\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-822217\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12-86645-1\u003c\/strong\u003e Washer × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e823547 1\u003c\/strong\u003e Water Tube × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e43023\u003c\/strong\u003e Water Tube × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e14586\u003c\/strong\u003e Thermostat × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-812867 2\u003c\/strong\u003e Thermostat Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e35-87946Q3\u003c\/strong\u003e Fuel Filter × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e35-879885T\u003c\/strong\u003e Fuel Filter × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12-191833\u003c\/strong\u003e Drain Screw Gasket × 3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-828816\u003c\/strong\u003e Oil Drain Screw Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24OP149\u003c\/strong\u003e Gear Oil Pump × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Verify all components against your engine's service manual before installation to ensure proper fitment.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Disconnect the fuel line and remove the lower unit from the engine. Ensure the engine is cool and stabilized on a work stand.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrain Fluids:\u003c\/strong\u003e Use the provided drain screw gaskets to remove and replace old gearcase oil. Dispose of fluids according to local regulations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove Water Pump Housing:\u003c\/strong\u003e Unscrew the water pump housing bolts and carefully lift off the housing. Inspect for corrosion or damage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace Impeller:\u003c\/strong\u003e Remove the old impeller using the impeller key, then install the new impeller (47-85089-10) ensuring blades face the correct direction.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall Wear Plate:\u003c\/strong\u003e Position the new wear plate (821354-2) on top of the impeller. Ensure it sits flush and aligns with mounting holes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace Gaskets:\u003c\/strong\u003e Install new gaskets (27-822189 and 27-822217) on the housing and base plate. Apply a thin layer of marine grease for easier assembly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall Water Tubes:\u003c\/strong\u003e Insert the water tubes (823547 1 and 43023) into their respective ports, ensuring secure seating without kinks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace Thermostat:\u003c\/strong\u003e Remove the old thermostat housing, install the new thermostat (14586) with its gasket (27-812867 2), and tighten bolts evenly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall Fuel Filters:\u003c\/strong\u003e Replace both fuel filters (35-87946Q3 and 35-879885T) in the fuel line. Ensure O-rings are properly seated to prevent leaks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassemble Water Pump Housing:\u003c\/strong\u003e Carefully position the housing back onto the lower unit and torque bolts to manufacturer specifications in a cross pattern.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRefill Gearcase Oil:\u003c\/strong\u003e Use the gear oil pump (24OP149) to refill the lower unit with fresh gear oil until it flows from the upper vent hole.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinal Check:\u003c\/strong\u003e Reconnect the fuel line, reattach the lower unit, and run the engine in a test tank to verify proper water flow and operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my Mercury outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify your engine is a 30-40HP 2-cylinder USA-made model from 1995-2007 with a serial number starting with 0G, 0T, 1B, or 0P. Cross-reference your engine's serial number using the Mercury Serial Number Guide linked above.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this maintenance service?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends replacing the water pump impeller and related components annually or every 100 hours of operation, whichever comes first. Fuel filters and thermostats should be inspected and replaced as needed during routine service.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are signs my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include reduced water flow from the tell-tale indicator, engine overheating, steam from the engine cover, or visible damage to impeller blades during inspection. Never run the engine dry, as this accelerates impeller wear.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this kit if my engine serial number doesn't match the specified range?\u003c\/strong\u003e\u003cbr\u003e\nA: No, this kit is engineered specifically for engines with serial numbers starting with 0G, 0T, 1B, or 0P. Using incompatible parts may result in improper fitment, reduced performance, or engine damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between this aftermarket kit and the OEM version?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418308833593,"sku":"25KM198-2N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KM198-2N_dabab56d-310c-4f0d-942d-a467765742a0.png?v=1776686835"},{"product_id":"8m0251126-maintenance-kit-for-mercury-40hp-50hp-3-cylinder-jlm-marine","title":"8M0251126 Maintenance Kit for Mercury 40HP 50HP 3 Cylinder | JLM Marine","description":"\u003ch2\u003e8M0251126 Maintenance Kit for Mercury 40HP 50HP 3 Cylinder | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is engineered for Mercury 40-50HP 3-cylinder outboard engines manufactured between 1994 and 2011 (serial number range 0G590000 to 2B999999). It consolidates essential service components—including water pump parts, thermostats, fuel filters, and lubrication accessories—into one package to simplify routine maintenance and extend engine life.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 8M0251126. This aftermarket kit delivers direct-fit replacement components that meet or exceed original equipment specifications, providing a cost-effective solution for scheduled service intervals.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eComplete cooling system refresh: impeller, gaskets, thermostat, and water tubes\u003c\/li\u003e\n\u003cli\u003eIncludes fuel filter and gear oil pump for comprehensive drivetrain maintenance\u003c\/li\u003e\n\u003cli\u003eAll components designed for precise fit on USA-model Mercury 3-cylinder engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0251126\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eCylinder\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eSerial Number Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003eUSA Model\u003c\/td\u003e\n\u003ctd\u003e40-50HP\u003c\/td\u003e\n\u003ctd\u003e3 Cylinder\u003c\/td\u003e\n\u003ctd\u003e1994-2011\u003c\/td\u003e\n\u003ctd\u003e0G590000 to 2B999999\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0251126\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand Compatibility\u003c\/td\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Power\u003c\/td\u003e\n\u003ctd\u003e40-50HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder Configuration\u003c\/td\u003e\n\u003ctd\u003e3 Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Year Range\u003c\/td\u003e\n\u003ctd\u003e1994-2011\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSerial Number Range\u003c\/td\u003e\n\u003ctd\u003e0G590000 to 2B999999\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eUSA Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e47-85089-10\u003c\/strong\u003e Water Pump Impeller × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0032838 \/ 85119\u003c\/strong\u003e Impeller Key × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e821354-2\u003c\/strong\u003e Wear Plate × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-822189\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-822217\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-86645-1\u003c\/strong\u003e Washer × 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e823547 1\u003c\/strong\u003e Water Tube × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e43023\u003c\/strong\u003e Water Tube × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e850055001\u003c\/strong\u003e Thermostat × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-827284\u003c\/strong\u003e Thermostat Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-877565T1\u003c\/strong\u003e Fuel Filter × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-191833\u003c\/strong\u003e Drain Screw Gasket × 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-828816\u003c\/strong\u003e Oil Drain Screw Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24OP149\u003c\/strong\u003e Gear Oil Pump × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Verify all components match your engine's service manual specifications before installation.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Disconnect the battery and ensure the engine is cool. Gather necessary tools including screwdrivers, wrenches, and a torque wrench.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess the Lower Unit:\u003c\/strong\u003e Remove the propeller and drain the gear oil using the drain screws. Replace drain screw gaskets (12-191833) during reassembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove Water Pump Housing:\u003c\/strong\u003e Unbolt the water pump housing from the lower unit. Carefully separate it to expose the old impeller and wear plate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace Impeller \u0026amp; Wear Plate:\u003c\/strong\u003e Remove the old impeller (47-85089-10) and impeller key (8M0032838). Install the new wear plate (821354-2), then insert the new impeller with key aligned.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Gaskets:\u003c\/strong\u003e Replace all pump housing gaskets (27-822189, 27-822217) with new ones. Ensure mating surfaces are clean and free of old gasket material.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace Water Tubes:\u003c\/strong\u003e Install new water tubes (823547 1 and 43023) into their respective ports. Verify secure seating to prevent coolant leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat Replacement:\u003c\/strong\u003e Locate the thermostat housing on the cylinder head. Remove the old thermostat (850055001) and gasket (27-827284), then install new components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Filter Service:\u003c\/strong\u003e Replace the inline fuel filter (35-877565T1) in the fuel line. Ensure fuel flow direction matches the arrow on the filter housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReassemble Water Pump:\u003c\/strong\u003e Torque all water pump housing bolts to manufacturer specifications. Install washers (12-86645-1) as directed in your service manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefill Gear Oil:\u003c\/strong\u003e Use the included gear oil pump (24OP149) to refill the lower unit through the bottom drain hole. Fill until oil appears at the upper vent hole, then replace both drain plugs with new oil drain screw gasket (27-828816).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal Checks:\u003c\/strong\u003e Reinstall the propeller and reconnect the battery. Run the engine in a test tank or on-water to verify proper cooling system operation and check for leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Record the service date and hours in your maintenance log. Dispose of used oil and filters according to local regulations.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nVerify your engine's serial number falls within the range 0G590000 to 2B999999 and that it is a USA-model 40-50HP 3-cylinder outboard manufactured between 1994 and 2011. Cross-reference with your owner's manual or use the Mercury serial number guide linked above.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow often should I replace the water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nMercury recommends replacing the water pump impeller every 2-3 years or 200-300 hours of operation, whichever comes first. Engines operated in sandy or silty water may require more frequent service.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my cooling system needs service?\u003c\/strong\u003e\u003cbr\u003e\nWatch for reduced water stream from the telltale (pee hole), engine overheating alarms, steam from the engine, or poor performance. These symptoms often indicate impeller failure or thermostat issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I reuse the old gaskets if they look intact?\u003c\/strong\u003e\u003cbr\u003e\nNo, always replace all gaskets during service even if they appear undamaged. Used gaskets compress and lose their sealing ability, which can lead to coolant leaks and overheating.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between this kit and the OEM Mercury kit?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418308866361,"sku":"25KM199-2N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KM199-2N_0858537e-365f-46ff-9522-2f04a27d9113.png?v=1776686838"},{"product_id":"8m0251129-annual-service-kit-for-mercury-70hp-75hp-80hp-90hp-115hp-125hp-60hp-jlm-marine","title":"8M0251129 Annual Service Kit for Mercury 70HP 75HP 80HP 90HP 115HP 125HP 60HP | JLM Marine","description":"\u003ch2\u003eAnnual Service Kit for Mercury 70HP 75HP 80HP 90HP 115HP 125HP 60HP – OEM 8M0251129\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive annual service kit is designed for Mercury outboard engines ranging from 60HP to 125HP. It includes all essential maintenance components needed for a complete yearly service, ensuring your engine runs smoothly and reliably season after season.\u003c\/p\u003e\n\n\u003cp\u003eThis kit directly replaces OEM part number \u003cstrong\u003e8M0251129\u003c\/strong\u003e and provides everything required for routine maintenance, including impeller, seals, gaskets, thermostat, fuel filter, and drain components.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eComplete 17-piece service kit with impeller, thermostat, fuel filter, and all necessary seals and gaskets\u003c\/li\u003e\n  \u003cli\u003eFits Mercury 60HP Bigfoot, 70-90HP (1987-2016), and 115-125HP carbureted models (1987-2005)\u003c\/li\u003e\n  \u003cli\u003eIncludes gear oil pump for convenient fluid changes during service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury\u003c\/td\u003e\n      \u003ctd\u003e8M0251129\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eVarious\u003c\/td\u003e\n        \u003ctd\u003e70, 75, 80, 90 HP\u003c\/td\u003e\n        \u003ctd\u003e1987-2016\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eVarious\u003c\/td\u003e\n        \u003ctd\u003e115-125 HP\u003c\/td\u003e\n        \u003ctd\u003e1987-2005\u003c\/td\u003e\n        \u003ctd\u003eCarburettor models only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eBigfoot\u003c\/td\u003e\n        \u003ctd\u003e60 HP\u003c\/td\u003e\n        \u003ctd\u003eS\/N 0G590000 - 0T979999\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e8M0251129\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eKit Type\u003c\/td\u003e\n      \u003ctd\u003eAnnual Service Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTotal Components\u003c\/td\u003e\n      \u003ctd\u003e17 pieces\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eMercury Outboard Engines\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis annual service kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e47-43026Q02\u003c\/strong\u003e (Impeller) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-8M2014338\u003c\/strong\u003e (Seal) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2210\u003c\/strong\u003e (Seal) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8172761\u003c\/strong\u003e (Plate) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25-21836\u003c\/strong\u003e (O-ring) x 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8M0142616\u003c\/strong\u003e (Gasket) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e27-8172771\u003c\/strong\u003e (Gasket) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e28-8M0032833\u003c\/strong\u003e (Key) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-45577\u003c\/strong\u003e (Seal) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25-90196\u003c\/strong\u003e (O-ring) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e26-830749\u003c\/strong\u003e (Gasket) x 3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e803061T1\u003c\/strong\u003e (Thermostat) x 1\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-877565T1\u003c\/strong\u003e (Fuel Filter) x 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e (Drain Gasket) x 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e830749\u003c\/strong\u003e (Drain Gasket) x 3\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e (Gear Oil Pump) x 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eEnsure the engine is off and cool before beginning any maintenance work. Disconnect the battery and fuel line for safety.\u003c\/li\u003e\n  \u003cli\u003eRemove the lower unit from the engine following your Mercury service manual procedures. Place the unit on a clean work surface.\u003c\/li\u003e\n  \u003cli\u003eRemove the old water pump housing and impeller assembly. Inspect the housing for wear or damage.\u003c\/li\u003e\n  \u003cli\u003eInstall the new impeller (47-43026Q02) with a light coating of marine grease, ensuring the blades face the correct direction. Install the new plate (8172761) and key (28-8M0032833).\u003c\/li\u003e\n  \u003cli\u003eReplace all seals (26-8M2014338, 2210, 26-45577) and O-rings (25-21836, 25-90196) in their respective positions. Ensure proper seating to prevent leaks.\u003c\/li\u003e\n  \u003cli\u003eInstall new gaskets (27-8M0142616, 27-8172771, 26-830749) on the water pump housing and reassemble the pump assembly.\u003c\/li\u003e\n  \u003cli\u003eDrain the lower unit gear oil completely and inspect for contaminants. Use the included gear oil pump (24OP149) to refill with fresh Mercury gear lube to the proper level.\u003c\/li\u003e\n  \u003cli\u003eInstall new drain gaskets (8M007119, 830749) on all drain and fill plugs. Tighten plugs to manufacturer specifications.\u003c\/li\u003e\n  \u003cli\u003eReplace the thermostat (803061T1) in the powerhead, ensuring the temperature rating matches your engine requirements. Install with a new gasket.\u003c\/li\u003e\n  \u003cli\u003eInstall the new fuel filter (35-877565T1) in the fuel system, ensuring proper flow direction. Check all fuel line connections for security.\u003c\/li\u003e\n  \u003cli\u003eReattach the lower unit to the engine, torquing all fasteners to factory specifications. Reconnect the fuel line and battery.\u003c\/li\u003e\n  \u003cli\u003eStart the engine and check for proper water flow from the tell-tale. Inspect all service points for leaks and proper operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my specific Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine's HP rating and year with the compatibility table above. For 60HP Bigfoot models, verify your serial number falls within the range 0G590000 to 0T979999. If you have a 115-125HP engine, confirm it's a carbureted model (not EFI) from 1987-2005.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this annual service?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends performing this comprehensive service every 100 hours of operation or once per year, whichever comes first. If you operate in saltwater, sandy conditions, or use your engine heavily, consider servicing more frequently.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include weak water flow from the tell-tale, engine overheating, steam from the engine, or visible damage to impeller blades during inspection. If your engine is running hot or water flow is reduced, replace the impeller immediately to prevent damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this kit on EFI (fuel-injected) Mercury engines?\u003c\/strong\u003e\u003cbr\u003e\nA: This kit is designed for carbureted models only. For 115-125HP engines, verify your model has a carburetor system rather than electronic fuel injection before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Do I need any special tools to install this service kit?\u003c\/strong\u003e\u003cbr\u003e\nA: Basic marine mechanic tools are required, including socket sets, torque wrench, gasket scraper, and marine grease. The included gear oil pump (24OP149) simplifies lower unit servicing. Refer to your Mercury service manual for specific torque specifications and procedures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between OEM and aftermarket service kits?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418317222201,"sku":"25KM257-2N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KM257-2N_bf366006-f9e5-42b4-9739-0b1feb8f9ac8.png?v=1776686849"},{"product_id":"8m0251130-annual-service-kit-for-mercury-mariner-optimax-dfi-1-5l-jlm-marine","title":"8M0251130 Annual Service Kit for Mercury Mariner OptiMax DFI 1.5L | JLM Marine","description":"\u003ch2\u003e8M0251130 Annual Service Kit for Mercury Mariner OptiMax DFI 1.5L\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive annual service kit is engineered specifically for \u003cstrong\u003eMercury Mariner OptiMax 75-115 HP DFI 1.5L engines from 1999 to 2016\u003c\/strong\u003e. It provides all the essential maintenance components needed to keep your outboard running at peak performance, including the water pump impeller, seals, gaskets, thermostat, fuel filter, and gear oil pump.\u003c\/p\u003e\n\n\u003cp\u003eDirect replacement for OEM part number \u003cstrong\u003e8M0251130\u003c\/strong\u003e, this kit simplifies your annual maintenance routine by bundling critical service parts in one package.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eComplete maintenance solution with 17 components covering water pump, fuel system, and lubrication\u003c\/li\u003e\n\u003cli\u003eDesigned for Mercury Mariner OptiMax Direct Fuel Injection (DFI) 1.5L engines\u003c\/li\u003e\n\u003cli\u003eIncludes premium impeller, thermostat, fuel filter, and all necessary seals and gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm the OEM part number for your engine:\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003e8M0251130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury Mariner\u003c\/td\u003e\n\u003ctd\u003eOptiMax DFI 1.5L\u003c\/td\u003e\n\u003ctd\u003e75-115 HP\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999-2016\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0251130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003eOptiMax DFI 1.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorsepower Range\u003c\/td\u003e\n\u003ctd\u003e75-115 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStroke\u003c\/td\u003e\n\u003ctd\u003e2-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Years\u003c\/td\u003e\n\u003ctd\u003e1999-2016\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Type\u003c\/td\u003e\n\u003ctd\u003eAnnual Service Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis annual service kit includes \u003cstrong\u003e17 genuine replacement components\u003c\/strong\u003e for comprehensive maintenance:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Pump Components:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e47-43026Q02 Impeller × 1\u003c\/li\u003e\n\u003cli\u003e26-8M2014338 Seal × 1\u003c\/li\u003e\n\u003cli\u003eSeal × 1\u003c\/li\u003e\n\u003cli\u003e8172761 Plate × 1\u003c\/li\u003e\n\u003cli\u003e25-21836 O-ring × 2\u003c\/li\u003e\n\u003cli\u003e27-8M0142616 Gasket × 1\u003c\/li\u003e\n\u003cli\u003e27-8172771 Gasket × 1\u003c\/li\u003e\n\u003cli\u003e28-8M0032833 Key × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeals \u0026amp; Gaskets:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e26-45577 Seal × 1\u003c\/li\u003e\n\u003cli\u003e25-90196 O-ring × 1\u003c\/li\u003e\n\u003cli\u003e26-830749 Gasket × 3\u003c\/li\u003e\n\u003cli\u003e8M007119 Drain Gasket × 1\u003c\/li\u003e\n\u003cli\u003e830749 Drain Gasket × 3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling System:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e833072003 Thermostat × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel System:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e35-8M0060041 Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLubrication System:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e24OP149 Gear Oil Pump × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Disconnect the spark plug wires and ensure the engine is cool. Gather necessary tools including screwdrivers, wrenches, and a torque wrench.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Pump Service:\u003c\/strong\u003e Remove the lower unit from the engine following your service manual. Separate the water pump housing and remove the old impeller, plate, and seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall New Impeller:\u003c\/strong\u003e Lubricate the new impeller (47-43026Q02) with glycerin or soapy water and install it into the housing with blades oriented correctly. Insert the drive key (28-8M0032833) into the driveshaft slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace Seals \u0026amp; Gaskets:\u003c\/strong\u003e Install the new plate (8172761), all seals (26-8M2014338, 2210, 26-45577), O-rings (25-21836, 25-90196), and gaskets (27-8M0142616, 27-8172771, 26-830749). Ensure all mating surfaces are clean and dry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReassemble Water Pump:\u003c\/strong\u003e Torque the water pump housing bolts to manufacturer specifications. Verify that the impeller rotates freely without binding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat Replacement:\u003c\/strong\u003e Locate the thermostat housing on the cylinder head and remove the cover. Replace the old thermostat with the new unit (833072003) ensuring correct orientation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Filter Change:\u003c\/strong\u003e Locate the fuel filter assembly on the engine. Replace the old filter element with the new fuel filter (35-8M0060041) and inspect all fuel lines for cracks or deterioration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear Oil Service:\u003c\/strong\u003e Install the new gear oil pump (24OP149) if replacing the old unit. Drain old gear oil from the lower unit using the drain gaskets provided (8M007119, 830749).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefill Gear Oil:\u003c\/strong\u003e Refill the lower unit with fresh Mercury Premium or High-Performance gear oil to the proper level. Install new drain gaskets and torque plugs to specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReinstall Lower Unit:\u003c\/strong\u003e Apply water-resistant grease to the driveshaft splines and reinstall the lower unit. Torque all mounting bolts per service manual specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal Inspection:\u003c\/strong\u003e Double-check all fasteners, connections, and gasket seals. Reconnect spark plug wires and verify all components are properly secured.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Run:\u003c\/strong\u003e Start the engine with water supply connected (flush muffs or in-water) and check for proper water flow from the telltale. Inspect for any leaks and verify smooth operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this kit fits my Mercury OptiMax engine?\u003c\/strong\u003e\u003cbr\u003e\nVerify your engine is a Mercury Mariner OptiMax DFI 1.5L model rated between 75-115 HP and manufactured between 1999-2016. Check your engine's serial number plate or consult your owner's manual to confirm the model designation and year.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow often should I perform this annual service?\u003c\/strong\u003e\u003cbr\u003e\nMercury recommends performing this complete service annually or every 100 hours of operation, whichever comes first. If you operate in saltwater, sandy conditions, or commercially, consider servicing more frequently (every 50-75 hours).\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nWatch for reduced water flow from the telltale (indicator stream), engine overheating, steam from the powerhead, or poor performance. If the impeller is more than one year old, replace it preventively even if symptoms aren't present.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I reuse the old gaskets and seals when installing new components?\u003c\/strong\u003e\u003cbr\u003e\nNo, always replace all gaskets, seals, and O-rings during service even if they appear intact. Old gaskets compress and lose sealing ability, which can lead to leaks, air intrusion, or contamination.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo I need special tools to complete this service?\u003c\/strong\u003e\u003cbr\u003e\nBasic hand tools are sufficient for most tasks: socket set, screwdrivers, and pliers. A torque wrench is highly recommended for proper fastener tension, and a gear oil pump makes lower unit servicing cleaner and easier.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between this aftermarket kit and the OEM version?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418317254969,"sku":"25KM258-2N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KM258-2N_8ba43172-4200-412a-9679-01543ca62089.png?v=1776686851"},{"product_id":"8m0251128-maintenance-kit-for-mercury-60hp-jlm-marine","title":"8M0251128 Maintenance Kit for Mercury 60HP | JLM Marine","description":"\u003ch2\u003e8M0251128 Maintenance Kit for Mercury 60HP\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is specifically designed for \u003cstrong\u003eMercury 60HP outboard engines\u003c\/strong\u003e manufactured from \u003cstrong\u003e1993 to 2014\u003c\/strong\u003e (serial numbers 0G5900000 to 0T980000 and 0T980000 to serial numbers starting with 1B...). It includes all essential components needed for a complete routine service, ensuring your engine runs reliably season after season.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e OEM part number \u003cstrong\u003e8M0251128\u003c\/strong\u003e. This aftermarket kit delivers the same functionality and fitment as the original Mercury kit at a competitive price point.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eIncludes impeller, gaskets, thermostat, fuel filter, gear oil pump, and other critical service components\u003c\/li\u003e\n\u003cli\u003eCovers water pump service, cooling system maintenance, and lubrication system needs\u003c\/li\u003e\n\u003cli\u003eDesigned for straightforward installation with standard marine tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm the OEM part number for this maintenance kit:\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0251128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eSerial Number Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e60HP\u003c\/td\u003e\n\u003ctd\u003e1993-2014\u003c\/td\u003e\n\u003ctd\u003e0G5900000 to 0T980000 and 0T980000 to serial # starting with 1B...\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0251128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Brand\u003c\/td\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Power\u003c\/td\u003e\n\u003ctd\u003e60HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplicable Years\u003c\/td\u003e\n\u003ctd\u003e1993-2014\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Type\u003c\/td\u003e\n\u003ctd\u003eComplete Maintenance Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following components for a complete service:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e47-19453T\u003c\/strong\u003e (Impeller) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e19700A 2\u003c\/strong\u003e (Plate) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e893857\u003c\/strong\u003e (Water tube) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-858234\u003c\/strong\u003e (Gasket) × 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e28-19699\u003c\/strong\u003e (Key) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-822189\u003c\/strong\u003e (Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-19701\u003c\/strong\u003e (Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2642\u003c\/strong\u003e (Gasket) × 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-62702\u003c\/strong\u003e (O-ring) × 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e19183 3\u003c\/strong\u003e (Gasket) × 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e850055001\u003c\/strong\u003e (Thermostat) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-827284\u003c\/strong\u003e (Thermostat Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-877565T1\u003c\/strong\u003e (Fuel Filter) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e (Drain Gasket) × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e830749\u003c\/strong\u003e (Drain Gasket) × 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24OP149\u003c\/strong\u003e (Gear Oil Pump) × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Verify all part numbers against your engine's service manual before installation to ensure proper fitment.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare the engine:\u003c\/strong\u003e Disconnect the fuel line and ensure the engine is off and cool. Remove the lower unit by loosening the mounting bolts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess the water pump:\u003c\/strong\u003e Remove the water pump housing by unscrewing the retaining bolts. Carefully separate the housing from the lower unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the old impeller:\u003c\/strong\u003e Pull out the old impeller and water tube. Inspect the impeller housing for wear or damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the new water tube and key:\u003c\/strong\u003e Insert the new water tube (893857) and position the drive shaft key (28-19699) in place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit the new impeller:\u003c\/strong\u003e Lubricate the new impeller (47-19453T) with water pump grease and carefully insert it into the housing, ensuring the blades follow the correct rotation direction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace all gaskets:\u003c\/strong\u003e Install the new plate (19700A 2) and replace all gaskets (12-858234, 27-822189, 27-19701, 2642) and O-rings (25-62702) as specified in the package contents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the thermostat:\u003c\/strong\u003e Remove the old thermostat and install the new one (850055001) with the new thermostat gasket (27-827284) and additional gaskets (19183 3).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace the fuel filter:\u003c\/strong\u003e Locate the fuel filter housing, remove the old filter, and install the new fuel filter (35-877565T1).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChange the gear oil:\u003c\/strong\u003e Use the included gear oil pump (24OP149) to drain old gear oil and refill with fresh marine gear oil. Replace the drain gaskets (8M007119, 830749) on all drain\/fill plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReassemble the water pump housing:\u003c\/strong\u003e Carefully align the water pump housing and tighten all bolts in a crisscross pattern to the manufacturer's torque specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReattach the lower unit:\u003c\/strong\u003e Align the lower unit with the drive shaft and secure all mounting bolts. Reconnect the fuel line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest the system:\u003c\/strong\u003e Start the engine in a test tank or on the water and verify proper water flow from the telltale (pee hole). Check for leaks around all gasket surfaces.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this maintenance kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nVerify that your engine is a Mercury 60HP with a serial number between 0G5900000 and 0T980000, or starting with 1B... and manufactured between 1993 and 2014. You can find your serial number on the engine's mounting bracket or use the \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e for assistance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow often should I replace the components in this maintenance kit?\u003c\/strong\u003e\u003cbr\u003e\nMercury recommends servicing the water pump impeller annually or every 100 operating hours, whichever comes first. The thermostat should be inspected annually and replaced if corroded or damaged. The fuel filter should be replaced annually or if you notice fuel flow issues. Gear oil should be changed annually or every 100 hours, and always after submersion.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the signs that my impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nCommon symptoms include reduced or no water flow from the telltale, engine overheating, steam from the engine, or loss of power. If you notice any of these signs, inspect and replace the impeller immediately to prevent engine damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I reuse the old gaskets during installation?\u003c\/strong\u003e\u003cbr\u003e\nNo, you should never reuse old gaskets. This kit includes all necessary gaskets, O-rings, and seals. Always replace them during service to ensure proper sealing and prevent leaks that could lead to overheating or gear oil contamination.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is the gear oil pump included in this kit?\u003c\/strong\u003e\u003cbr\u003e\nThe gear oil pump (24OP149) makes draining and refilling the lower unit gear oil much easier and cleaner. It allows you to pump fresh gear oil into the lower fill hole until it flows from the upper vent hole, ensuring proper fill level and eliminating air pockets.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418325446969,"sku":"25KM259-2N","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KM259-2N_9c7fce67-e3fe-48f3-83d2-f7381767f8c8.png?v=1776686853"},{"product_id":"8m0251133-water-pump-impeller-kit-for-mercury-30hp-40hp-jlm-marine","title":"8M0251133 Water Pump Impeller Kit for Mercury 30HP 40HP | JLM Marine","description":"\u003ch2\u003e8M0251133 Water Pump Impeller Kit for Mercury 30HP 40HP | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive water pump impeller kit is engineered to fit Mercury 30HP and 40HP 3-cylinder carbureted outboard engines with 2:1 gear ratio configurations. Designed for models with short shaft and standard gearboxes, this kit ensures reliable cooling system performance across a wide range of serial numbers from 0G231123 through 1C018825.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket replacement kit directly replaces OEM part number \u003cstrong\u003e8M0251133\u003c\/strong\u003e and provides a complete service solution including the impeller, gaskets, wear plate, thermostat, fuel filters, oil filter, and gear oil pump—everything needed for a thorough cooling system and maintenance service.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eComplete 16-piece kit with impeller, thermostat, fuel filters, oil filter, and gear oil pump\u003c\/li\u003e\n\u003cli\u003eFits Mercury 30HP and 40HP 3-cylinder carbureted models with 2:1 ratio gearboxes\u003c\/li\u003e\n\u003cli\u003eIncludes all necessary gaskets, wear plate, and water tubes for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e8M0251133\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eEngine Type\u003c\/th\u003e\n\u003cth\u003eSerial Number Range\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder Carbureted\u003c\/td\u003e\n\u003ctd\u003e40HP\u003c\/td\u003e\n\u003ctd\u003e3cyl Carb\u003c\/td\u003e\n\u003ctd\u003e1B227000-1B344306, 1C000001-1C018825\u003c\/td\u003e\n\u003ctd\u003eShort Shaft, 2:1 Ratio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder Carbureted\u003c\/td\u003e\n\u003ctd\u003e40HP\u003c\/td\u003e\n\u003ctd\u003e3cyl Carb\u003c\/td\u003e\n\u003ctd\u003e0P401000 \u0026amp; Up, 0T409000-1B2266999\u003c\/td\u003e\n\u003ctd\u003e2:1 Ratio, Short Shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder Carbureted\u003c\/td\u003e\n\u003ctd\u003e40HP\u003c\/td\u003e\n\u003ctd\u003e3cyl Carb\u003c\/td\u003e\n\u003ctd\u003e0G231123-0P400999\u003c\/td\u003e\n\u003ctd\u003eAll Standard Gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder\u003c\/td\u003e\n\u003ctd\u003e30HP\u003c\/td\u003e\n\u003ctd\u003e3cyl\u003c\/td\u003e\n\u003ctd\u003eAll Models\u003c\/td\u003e\n\u003ctd\u003eGear Box Ratio 2:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e8M0251133\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible HP Range\u003c\/td\u003e\n\u003ctd\u003e30HP, 40HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Configuration\u003c\/td\u003e\n\u003ctd\u003e3-Cylinder Carbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear Ratio\u003c\/td\u003e\n\u003ctd\u003e2:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft Length\u003c\/td\u003e\n\u003ctd\u003eShort Shaft (select models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Components\u003c\/td\u003e\n\u003ctd\u003e16 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive kit includes \u003cstrong\u003e16 components\u003c\/strong\u003e for complete cooling system service and routine maintenance:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e47-85089-10\u003c\/strong\u003e Water Pump Impeller × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0032838 85119\u003c\/strong\u003e Impeller Key × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e821354-2\u003c\/strong\u003e Wear Plate × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-822189\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-822217\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-86645-1\u003c\/strong\u003e Washer × 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e823547 1\u003c\/strong\u003e Water Tube × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e43023\u003c\/strong\u003e Water Tube × 1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e825212T02\u003c\/strong\u003e Thermostat × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27-8M0177107\u003c\/strong\u003e Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-877565T1\u003c\/strong\u003e Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-8M0149607\u003c\/strong\u003e Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e35-822626Q2\u003c\/strong\u003e Oil Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M007119\u003c\/strong\u003e Drain Gasket × 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8M0204693\u003c\/strong\u003e Drain Gasket × 2\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e Gear Oil Pump × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eDisconnect the fuel line and remove the lower unit from the outboard motor following your engine's service manual procedures.\u003c\/li\u003e\n\u003cli\u003eRemove the water pump housing bolts and carefully separate the housing from the driveshaft assembly. Inspect the housing for cracks or damage.\u003c\/li\u003e\n\u003cli\u003eRemove the old impeller, impeller key, and wear plate from the pump housing. Clean all surfaces thoroughly, removing any debris or old gasket material.\u003c\/li\u003e\n\u003cli\u003eInstall the new wear plate into the pump housing, ensuring proper alignment with the mounting holes.\u003c\/li\u003e\n\u003cli\u003eLubricate the new impeller with glycerin or soapy water (never petroleum-based products). Insert the impeller key into the driveshaft slot.\u003c\/li\u003e\n\u003cli\u003eInstall the impeller onto the driveshaft, rotating the blades in the correct direction (typically clockwise when viewed from above). Ensure the impeller key seats properly.\u003c\/li\u003e\n\u003cli\u003eReplace the water tubes with the new ones provided (part numbers 823547 1 and 43023), checking for proper fit and no obstructions.\u003c\/li\u003e\n\u003cli\u003eInstall new gaskets (27-822189, 27-822217, and 27-8M0177107) on all mating surfaces. Do not reuse old gaskets.\u003c\/li\u003e\n\u003cli\u003eReplace the thermostat (825212T02) in its housing, ensuring the temperature-sensing element faces the correct direction per your service manual.\u003c\/li\u003e\n\u003cli\u003eReassemble the water pump housing to the lower unit using the washers (12-86645-1) and tighten bolts in a cross-pattern to manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003eReinstall the lower unit to the engine. Replace the fuel filters (35-877565T1 and 35-8M0149607) and oil filter (35-822626Q2) per your maintenance schedule.\u003c\/li\u003e\n\u003cli\u003eUse the gear oil pump (24OP149) and new drain gaskets (8M007119 and 8M0204693) to change the lower unit gear oil. Run the engine with water supply and check for proper cooling stream.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this kit fits my Mercury engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Check your engine's serial number plate and compare it to the compatible ranges listed above (0G231123 through 1C018825). This kit fits 30HP and 40HP 3-cylinder carbureted models with 2:1 gear ratio gearboxes.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Mercury recommends replacing the water pump impeller annually or every 300 hours of operation, whichever comes first. Replace immediately if you notice reduced cooling stream or overheating.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Warning signs include weak or absent cooling water stream from the indicator, engine overheating, steam from the engine, or reduced water pressure. Impeller blades may become cracked, broken, or worn over time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use petroleum-based lubricants when installing the impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: No, never use petroleum-based products on the impeller as they can damage the rubber. Use only glycerin, dish soap mixed with water, or dedicated impeller installation lubricant.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include everything I need for a complete water pump service?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, this 16-piece kit includes the impeller, gaskets, wear plate, water tubes, thermostat, and even fuel filters, oil filter, and gear oil pump for comprehensive maintenance. You'll have all critical cooling system and service components in one package.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":52418333704505,"sku":"25KM356","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KM356_fbc9f2e9-5011-4090-9d93-304e5964e85b.png?v=1776686859"}],"url":"https:\/\/jlmmarine.com\/collections\/mercury-40-efi-4-cyl-4-stroke-sn-1-000001.oembed","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}