{"title":"Yamaha F4MSH Outboard Parts - All Years \u0026 Models","description":"\u003c!-- AUTO:LEAF_INDEX:START --\u003e\n\u003cnav class=\"breadcrumb\" style=\"font-size:14px;color:#555;margin-bottom:16px;\"\u003e← Browse: \u003ca href=\"\/collections\/yamaha-outboard-motor-parts\"\u003eYamaha Parts\u003c\/a\u003e\u003c\/nav\u003e\n\u003ch2\u003eYamaha F4MSH Outboard Parts Catalog\u003c\/h2\u003e\n\u003cp\u003eFind quality replacement and aftermarket parts for your \u003cstrong\u003eYamaha F4MSH\u003c\/strong\u003e outboard motor. Select your specific year and serial number range below.\u003c\/p\u003e\n\u003ch3\u003eBrowse by Year \u0026amp; Model (4 variants)\u003c\/h3\u003e\n\u003cul class=\"model-list\"\u003e\n \u003cli\u003e\u003ca href=\"\/collections\/yamaha-f4msh-2006\"\u003eF4MSH 2006\u003c\/a\u003e\u003c\/li\u003e\n \u003cli\u003e\u003ca href=\"\/collections\/yamaha-f4msh-2007\"\u003eF4MSH 2007\u003c\/a\u003e\u003c\/li\u003e\n \u003cli\u003e\u003ca href=\"\/collections\/yamaha-f4msh-2008\"\u003eF4MSH 2008\u003c\/a\u003e\u003c\/li\u003e\n \u003cli\u003e\u003ca href=\"\/collections\/yamaha-f4msh-2009\"\u003eF4MSH 2009\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- AUTO:LEAF_INDEX:END --\u003e","products":[{"product_id":"water-pump-impeller-for-yamaha-4-5-6-hp-6e0-44352-00","title":"6E0-44352;6E0-44352-00;47-96305M Yamaha: 6E0-44352-00 Outboard Water Pump Impeller for Yamaha F4 F6 | JLM Marine","description":"\u003ch2\u003eOutboard Water Pump Impeller – Fits Yamaha F4 F6 2-Stroke \u0026amp; 4-Stroke Outboards\u003c\/h2\u003e\n\n\u003cp\u003eThis high-quality aftermarket water pump impeller is engineered to fit Yamaha 4-stroke outboards (F4 1984 \u0026amp; UP, F6 2006 \u0026amp; UP) and 2-stroke models (4 hp 1984–1999, 5 hp 1984–2002). Designed to deliver reliable cooling performance, it ensures optimal engine temperature regulation and protects against overheating in all marine conditions.\u003c\/p\u003e\n\n\u003cp\u003eThis impeller directly replaces Yamaha OEM part numbers \u003cstrong\u003e6E0-44352-00\u003c\/strong\u003e, \u003cstrong\u003e6E0-44352-01\u003c\/strong\u003e, and \u003cstrong\u003e6E0-44352-03\u003c\/strong\u003e, as well as aftermarket equivalents from CEF Marine, Sierra Marine, and Mallory Marine. Built to OEM specifications with durable rubber construction, it provides dependable service life at a competitive price.\u003c\/p\u003e\n\n\u003cul\u003e\n \u003cli\u003ePrecision-molded \u003cstrong\u003e6-blade design\u003c\/strong\u003e for efficient water flow and cooling\u003c\/li\u003e\n \u003cli\u003eCompatible with both \u003cstrong\u003e2-stroke and 4-stroke Yamaha\u003c\/strong\u003e small outboards\u003c\/li\u003e\n \u003cli\u003eDirect fit replacement – no modifications required\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\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-44352, 6E0-44352-00, 6E0-44352-01, 6E0-44352-03\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eCEF Marine\u003c\/td\u003e\n \u003ctd\u003e500325\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSierra Marine\u003c\/td\u003e\n \u003ctd\u003e18-3073\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMallory Marine\u003c\/td\u003e\n \u003ctd\u003e9-45611\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eAftermarket\u003c\/td\u003e\n \u003ctd\u003e47-96305M\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 Yamaha owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-serial-number-guide-2025\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-parts-diagrams-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha 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 \u003cth\u003eYears\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF4\u003c\/td\u003e\n \u003ctd\u003e4 hp\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1984 \u0026amp; UP\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF6\u003c\/td\u003e\n \u003ctd\u003e6 hp\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2006 \u0026amp; UP\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e—\u003c\/td\u003e\n \u003ctd\u003e4 hp\u003c\/td\u003e\n \u003ctd\u003e2-Stroke\u003c\/td\u003e\n \u003ctd\u003e1984–1999\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e—\u003c\/td\u003e\n \u003ctd\u003e5 hp\u003c\/td\u003e\n \u003ctd\u003e2-Stroke\u003c\/td\u003e\n \u003ctd\u003e1984–2002\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\u003eNumber of Blades\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\u003e12.6 mm \/ 0.50 inch\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOverall Diameter\u003c\/td\u003e\n \u003ctd\u003e40.0 mm \/ 1.57 inch\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHub Shaft Diameter\u003c\/td\u003e\n \u003ctd\u003e11.0 mm \/ 0.43 inch\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eNet Weight\u003c\/td\u003e\n \u003ctd\u003e0.35 oz\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMaterial\u003c\/td\u003e\n \u003ctd\u003eRubber\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 Water Pump 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 lower unit from the outboard motor according to your service manual.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLocate the water pump housing\u003c\/strong\u003e on the lower unit. Remove the retaining screws and carefully separate the housing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRemove the old impeller\u003c\/strong\u003e from the shaft. Inspect the housing and plate for wear, debris, or scoring.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClean all mating surfaces\u003c\/strong\u003e thoroughly. Replace the pump housing and faceplate if damaged.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLubricate the new impeller blades\u003c\/strong\u003e with a water-resistant grease or glycerin to ease installation and prevent tearing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInstall the new impeller\u003c\/strong\u003e onto the drive shaft, ensuring the blades face the correct rotation direction (check your service manual).\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReassemble the water pump housing\u003c\/strong\u003e, torquing fasteners to manufacturer specifications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReinstall the lower unit\u003c\/strong\u003e onto the motor, ensuring proper alignment and secure attachment.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReconnect the fuel line\u003c\/strong\u003e and run the engine in a test tank or on-water to confirm proper water flow from the telltale.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCheck for leaks\u003c\/strong\u003e around the pump housing and lower unit seals. Re-torque fasteners if necessary.\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 Yamaha outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine model and year with the compatibility table above. You can also check your original impeller dimensions (diameter, height, blade count) against our specifications, or verify the OEM part number on your current impeller matches one of the listed cross-references.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my water pump impeller?\u003c\/strong\u003e\u003cbr\u003e\nA: Yamaha recommends replacing the impeller every 2–3 years or 200–300 hours of operation, whichever comes first. If you frequently operate in sandy, shallow, or debris-filled water, inspect and replace it annually.\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 weak or no water stream from the telltale (pee hole), engine overheating, steam from the powerhead, or reduced performance. If you notice any of these, inspect the impeller immediately to prevent severe engine damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Will this aftermarket impeller perform as well as the OEM Yamaha part?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. This impeller is manufactured to OEM specifications using high-grade rubber compound in an ISO9002-certified facility. It provides comparable durability and cooling performance at a more competitive price point.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this impeller myself, or do I need a mechanic?\u003c\/strong\u003e\u003cbr\u003e\nA: If you have basic mechanical skills and the proper tools, you can replace the impeller yourself following a service manual. However, professional installation is recommended to ensure correct assembly, torque specs, and to avoid damaging seals or the pump housing.\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":50472683929913,"sku":"17IY015","price":18.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Water_Pump_Impeller_for_Yamaha_4-5-6_HP_6E0-44352-00_-_JLM_MARINE-8288702.jpg?v=1755252338"},{"product_id":"water-pump-impeller-kit-for-yamaha-4hp-5hp-6e0-w0078-α2-00","title":"Water Pump Impeller Kit – Fits Yamaha 4HP \u0026 5HP Outboards (Replaces 6E0-W0078-A2-00)","description":"\u003ch2\u003eWater Pump Impeller Kit – Fits Yamaha 4HP \u0026amp; 5HP Outboards (Replaces 6E0-W0078-A2-00)\u003c\/h2\u003e\n\u003cp\u003eThis water pump impeller kit is a direct replacement for specific Yamaha and Mariner outboard models. It is designed to restore cooling system performance and prevent engine overheating. The kit fits Yamaha 2-stroke 4HP (1984–1999) and 5HP (1984–2002) models, as well as 4-stroke F4 (1999–2008) models. It is also compatible with select 1996 Mariner 4HP and 5HP outboards that have 6E0 or 6E3 serial numbers.\u003c\/p\u003e\n\u003cp\u003eThis kit directly replaces multiple Yamaha part numbers, including 6E0-W0078-A2-00, 6E0-W0078-00-00, 6E0-W0078-01-00, 6E0-W0078-02-00, 6E0-W0078-A3-00, 6E0-W0078-A4-00, 6E0-W0078-A5-00, 68D-WG078-00-00, and 67D-W0078-00-00.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eComplete Assembly:\u003c\/strong\u003e Includes all necessary components for a full water pump rebuild, including the housing, gasket, impeller, and bolts.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDirect Installation:\u003c\/strong\u003e Manufactured to meet OEM specifications for a precise fit and straightforward installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDurable Materials:\u003c\/strong\u003e Features a marine-grade aluminum housing for corrosion resistance and longevity.\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\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A2-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-00-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-01-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-02-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A3-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A4-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A5-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e68D-WG078-00-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e67D-W0078-00-00\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 Yamaha owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-serial-number-guide-2025\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-parts-diagrams-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003ch3\u003eYamaha\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\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e4A, 4AC, 4ACMH, 4CMH\u003c\/td\u003e\n \u003ctd\u003e4\u003c\/td\u003e\n \u003ctd\u003e2-Stroke\u003c\/td\u003e\n \u003ctd\u003e1984–1999\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A2-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e5C, 5CM, 5CMH\u003c\/td\u003e\n \u003ctd\u003e5\u003c\/td\u003e\n \u003ctd\u003e2-Stroke\u003c\/td\u003e\n \u003ctd\u003e1984–2002\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A2-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF4\u003c\/td\u003e\n \u003ctd\u003e4\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1999–2008\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A2-00\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\u003eMariner\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\u003eMariner\u003c\/td\u003e\n \u003ctd\u003e4HP (with serial 6E0)\u003c\/td\u003e\n \u003ctd\u003e4\u003c\/td\u003e\n \u003ctd\u003e2-Stroke\u003c\/td\u003e\n \u003ctd\u003e1996\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A2-00\u003c\/td\u003e\n \u003ctd\u003e\u003cstrong\u003eOnly for models with 6E0 \u0026amp; 6E3 serial numbers\u003c\/strong\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMariner\u003c\/td\u003e\n \u003ctd\u003e5HP (with serial 6E3)\u003c\/td\u003e\n \u003ctd\u003e5\u003c\/td\u003e\n \u003ctd\u003e2-Stroke\u003c\/td\u003e\n \u003ctd\u003e1996\u003c\/td\u003e\n \u003ctd\u003e6E0-W0078-A2-00\u003c\/td\u003e\n \u003ctd\u003e\u003cstrong\u003eOnly for models with 6E0 \u0026amp; 6E3 serial numbers\u003c\/strong\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\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\u003eAluminum (marine-grade)\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 \u003cspan style=\"color:red;\"\u003eHousing, Water Pump\u003c\/span\u003e (6E0-44311-00-00)\u003c\/li\u003e\n \u003cli\u003e1 x \u003cspan style=\"color:red;\"\u003eGasket, Water Pump\u003c\/span\u003e (6E0-44315-A0-00)\u003c\/li\u003e\n \u003cli\u003e1 x Insert, Cartridge (6E0-44322-02-00)\u003c\/li\u003e\n \u003cli\u003e1 x Outer Plate, Cartridge (6E0-44323-00-00)\u003c\/li\u003e\n \u003cli\u003e1 x \u003cspan style=\"color:red;\"\u003eImpeller\u003c\/span\u003e (6E0-44352-00-00)\u003c\/li\u003e\n \u003cli\u003e1 x Damper, Water Seal (6E0-44366-00-00)\u003c\/li\u003e\n \u003cli\u003e1 x Pin, Dowel (93604-09066-00)\u003c\/li\u003e\n \u003cli\u003e4 x Bolt (97080-06045-00)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\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 remove the propeller before starting any work.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAccess the Pump:\u003c\/strong\u003e Drain the gearcase oil and remove the lower unit (gearcase) from the outboard motor.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRemove Old Housing:\u003c\/strong\u003e Carefully unbolt and remove the old water pump housing to expose the impeller.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReplace Components:\u003c\/strong\u003e Take out the old impeller, plate, and gaskets. Clean all surfaces thoroughly.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInstall New Parts:\u003c\/strong\u003e Install the new components from the kit in the reverse order of removal. Ensure the impeller key is properly seated.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReassemble:\u003c\/strong\u003e Reattach the water pump housing, tightening bolts to the manufacturer's recommended torque.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinal Steps:\u003c\/strong\u003e Reinstall the lower unit, refill the gearcase oil, and reattach the propeller.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTest Operation:\u003c\/strong\u003e Start the engine in a test tank or with a water flusher to confirm a strong, steady stream of water 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 fits my engine?\u003c\/strong\u003e\u003cbr\u003eA: Check the \"Compatible Engine Models\" table carefully. For Yamaha and Mariner models, it's critical to match your engine's model, horsepower, and year range. For the specified Mariner models, you must also verify your engine has a 6E0 or 6E3 serial number.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs of a failing water pump impeller?\u003c\/strong\u003e\u003cbr\u003eA: Common symptoms include the engine overheating at idle or low speeds, a weak or non-existent water stream from the \"tell-tale\" outlet, or a melted water pump housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should the impeller be replaced?\u003c\/strong\u003e\u003cbr\u003eA: As a general maintenance rule, it is recommended to inspect and\/or replace the water pump impeller every 1 to 2 years, or every 100-200 hours of use, to ensure reliable engine cooling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\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\u003cbr\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\u003cbr\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":50479732261177,"sku":"SIE-17KY001","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/SIE-17KY001_1_274adcd4-c65d-448d-94be-b008ef3a723e.jpg?v=1755252185"},{"product_id":"carburetor-repair-kit-for-yamha-4-stroke-4-hp-f4-67d-w0093-00","title":"67D-W0093-01-00 Carburetor Kit for Yamaha F4 | JLM Marine","description":"\u003ch2\u003eCarburetor Kit for Yamaha 4-Stroke 4HP F4 Outboard (1999-2002)\u003c\/h2\u003e\n\n\u003cp\u003eThis aftermarket carburetor repair seal kit is designed to fit \u003cstrong\u003eYamaha 4-stroke 4HP F4 outboard engines manufactured between 1999 and 2002\u003c\/strong\u003e. It provides a comprehensive solution for restoring carburetor performance and sealing integrity in these compact outboard motors.\u003c\/p\u003e\n\n\u003cp\u003eThis kit directly replaces OEM part number \u003cstrong\u003e67D-W0093-01-00\u003c\/strong\u003e, delivering reliable performance for routine maintenance and carburetor rebuilds on Yamaha F4 engines.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eComplete seal and gasket set for carburetor overhaul\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered for proper fit and fuel delivery\u003c\/li\u003e\n\u003cli\u003eRestores carburetor function and prevents fuel leaks\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\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003e67D-W0093-01-00\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 Yamaha owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-serial-number-guide-2025\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-parts-diagrams-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha 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\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF4\u003c\/td\u003e\n\u003ctd\u003e4HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e1999-2002\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\u003e67D-W0093-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eCarburetor Repair Seal Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003e4-Stroke Outboard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rating\u003c\/td\u003e\n\u003ctd\u003e4HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Years\u003c\/td\u003e\n\u003ctd\u003e1999-2002\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 carburetor kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eComplete carburetor repair seal kit\u003c\/strong\u003e\u003c\/span\u003e with all necessary gaskets and seals for Yamaha F4 4-stroke 4HP outboard (1999-2002)\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 from the carburetor and remove the engine cover to access the carburetor assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the carburetor\u003c\/strong\u003e from the engine by disconnecting throttle linkages and mounting bolts. Take photos for reference during reassembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisassemble the carburetor\u003c\/strong\u003e carefully, noting the position of jets, needles, and float components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove all old gaskets and seals\u003c\/strong\u003e from mating surfaces using a plastic scraper. Clean all surfaces thoroughly with carburetor cleaner.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect all carburetor passages\u003c\/strong\u003e and jets for blockages or debris. Clean with compressed air and carburetor cleaner spray.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall new seals and gaskets\u003c\/strong\u003e from the kit in their proper positions, ensuring correct orientation and alignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReassemble the carburetor\u003c\/strong\u003e carefully, ensuring all jets, needles, and float mechanisms are correctly positioned and adjusted.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReinstall the carburetor\u003c\/strong\u003e onto the engine, reconnecting all throttle linkages and securing with mounting bolts to proper torque specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconnect the fuel line\u003c\/strong\u003e and check for proper fuel flow to the carburetor bowl.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjust idle and mixture settings\u003c\/strong\u003e according to manufacturer specifications for optimal performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart the engine\u003c\/strong\u003e and inspect for fuel leaks around all gasket areas. Allow the engine to warm up fully.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest engine performance\u003c\/strong\u003e at various throttle positions and make final adjustments as needed for 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 kit fits my Yamaha F4 engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify that your engine is a Yamaha 4-stroke 4HP F4 model manufactured between 1999 and 2002. Check your engine's serial number plate or consult the Yamaha serial number guide linked above to confirm the year and model designation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that I need to replace my carburetor seals?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include fuel leaking from carburetor gasket surfaces, difficulty starting, rough idle, poor throttle response, or fuel starvation at higher RPMs. Deteriorated seals can also cause air leaks that create lean running conditions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I rebuild my carburetor with this kit?\u003c\/strong\u003e\u003cbr\u003e\nA: Carburetor rebuild intervals depend on usage and fuel quality. For engines in regular use, inspect seals annually and rebuild every 2-3 years or whenever performance issues arise. Engines stored for long periods or using ethanol-blended fuel may require more frequent servicing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the old gaskets if they look okay?\u003c\/strong\u003e\u003cbr\u003e\nA: No, always install new gaskets and seals during carburetor service. Even gaskets that appear intact can have compression set or micro-cracks that will cause leaks and performance issues once reassembled.\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":50503844069689,"sku":"19CR001","price":22.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/19CR001-1.jpg?v=1754991091"},{"product_id":"thermostat-for-honda-8-255hp-mercury-15-90hp-yamaha-9-9-70hp-3852215","title":"Thermostat (60°C\/140°F) – Fits Honda, Mercury, Yamaha 8-255 HP (Replaces 19300-ZY3-023, 19300-ZW9-003)","description":"\u003ch2\u003eThermostat (60°C\/140°F) – Fits Honda, Mercury, \u0026amp; Yamaha 4-Stroke Outboards\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket thermostat is a high-quality replacement for a wide range of Honda, Mercury, and Yamaha 4-stroke outboard engines. It is engineered to meet or exceed OEM specifications, ensuring reliable engine temperature regulation for optimal performance and longevity. This part is designed for Honda 8-225 HP (2001-Present), Mercury 15-90 HP, and Yamaha 9.9-70 HP (1987-Present) models.\u003c\/p\u003e\n\u003cp\u003eThis component is a direct replacement for numerous Honda, Mercury, Yamaha, and Sierra part numbers, making it a versatile and reliable choice for maintenance and repair.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Opens at a factory-set \u003cstrong\u003e60°C (140°F)\u003c\/strong\u003e.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInstallation Type:\u003c\/strong\u003e Direct replacement for the original OEM thermostat.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Built with an OEM-grade brass and rubber composite for durability and corrosion resistance.\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\u003eHonda\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023, 19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00, 6G8-12411-01-00, 6G8-12411-02-00, 6G8-12411-03-00, 66M-12411-00-00, 66M-12411-01-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMercury\u003c\/td\u003e\n \u003ctd\u003e825212, 825212001, 825212T02, 855676, 855676003, 855676A1\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSierra\u003c\/td\u003e\n \u003ctd\u003e18-3541\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.\u003c\/p\u003e\n\u003cp\u003eFor 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\u003eFor Yamaha owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-serial-number-guide-2025\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-parts-diagrams-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHonda\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\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF8\u003c\/td\u003e\n \u003ctd\u003e8\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF9.9\u003c\/td\u003e\n \u003ctd\u003e9.9\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF15\u003c\/td\u003e\n \u003ctd\u003e15\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF20\u003c\/td\u003e\n \u003ctd\u003e20\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF25\u003c\/td\u003e\n \u003ctd\u003e25\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF30\u003c\/td\u003e\n \u003ctd\u003e30\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF40\u003c\/td\u003e\n \u003ctd\u003e40\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF50\u003c\/td\u003e\n \u003ctd\u003e50\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF60\u003c\/td\u003e\n \u003ctd\u003e60\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZW9-003\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF75\u003c\/td\u003e\n \u003ctd\u003e75\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF80\u003c\/td\u003e\n \u003ctd\u003e80\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF90\u003c\/td\u003e\n \u003ctd\u003e90\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF100\u003c\/td\u003e\n \u003ctd\u003e100\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF115\u003c\/td\u003e\n \u003ctd\u003e115\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF130\u003c\/td\u003e\n \u003ctd\u003e130\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF135\u003c\/td\u003e\n \u003ctd\u003e135\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF150\u003c\/td\u003e\n \u003ctd\u003e150\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF175\u003c\/td\u003e\n \u003ctd\u003e175\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF200\u003c\/td\u003e\n \u003ctd\u003e200\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHonda\u003c\/td\u003e\n \u003ctd\u003eBF225\u003c\/td\u003e\n \u003ctd\u003e225\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e2001+\u003c\/td\u003e\n \u003ctd\u003e19300-ZY3-023\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eMercury\u003c\/h3\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 \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eMercury\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e15\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e825212, 855676\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMercury\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e75\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e825212, 855676\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMercury\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e90\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e825212, 855676\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eYamaha\u003c\/h3\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\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e9.9\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e15\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e20\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e25\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e30\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e40\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e50\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e60\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious Models\u003c\/td\u003e\n \u003ctd\u003e70\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e1987+\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00-00\u003c\/td\u003e\n \u003ctd\u003eMultiple supersessions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\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\u003eMarine Engine Thermostat\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInstallation\u003c\/td\u003e\n \u003ctd\u003eDirect OEM Replacement\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Rating\u003c\/td\u003e\n \u003ctd\u003e\u003cstrong\u003e60°C (140°F) Opening Temperature\u003c\/strong\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHousing Material\u003c\/td\u003e\n \u003ctd\u003eOEM-grade brass and rubber composite\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n \u003ctd\u003e60°C (140°F) Opening Temperature\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOther Technical Attributes\u003c\/td\u003e\n \u003ctd\u003eAftermarket replacement with OEM-equivalent construction\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 Thermostat Assembly (\u003cspan style=\"color:red;\"\u003e60°C\/140°F rating\u003c\/span\u003e)\u003c\/p\u003e\n\n\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n \u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Ensure the engine is completely cool and disconnected from the power source before beginning.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLocate Thermostat Housing:\u003c\/strong\u003e Find the thermostat housing on the engine block, typically near the top of the cylinder head where the main coolant hose connects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrain Coolant:\u003c\/strong\u003e Place a suitable container underneath and drain enough coolant to bring the level below the thermostat housing. This prevents spills.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRemove Housing Cover:\u003c\/strong\u003e Loosen and remove the bolts holding the thermostat housing cover in place. Take note of their placement for easier reassembly.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExtract Old Thermostat:\u003c\/strong\u003e Carefully lift out the old thermostat and its gasket or seal. Thoroughly clean any old gasket material or corrosion from both the housing and cover surfaces.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInstall New Thermostat:\u003c\/strong\u003e Position the new thermostat assembly in the housing, ensuring it is correctly oriented. The integrated seal should sit flush.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRe-secure Cover:\u003c\/strong\u003e Replace the housing cover and tighten the bolts evenly in a crisscross pattern to the manufacturer's specified torque.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRefill Coolant:\u003c\/strong\u003e Top off the cooling system with the manufacturer-recommended coolant.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCheck for Leaks:\u003c\/strong\u003e Start the engine and let it warm up, carefully inspecting the thermostat housing for any signs of coolant leaks.\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 thermostat fits my specific engine model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCheck the \"Compatible Engine Models\" and \"Part Number Cross-Reference\" tables on this page. It is crucial to match your engine's brand, model, HP, and year with the provided data. For Mercury and Yamaha engines, we’ve included links to serial number guides and parts catalogs to help you verify the correct OEM part number.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the common signs of a failing thermostat?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCommon signs include the engine overheating, the engine taking too long to reach its normal operating temperature, or erratic temperature gauge readings. A thermostat stuck open will prevent the engine from warming up properly, while one stuck closed will cause it to overheat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this thermostat require a separate gasket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis thermostat is a complete assembly that includes an integrated rubber seal, just like the OEM version. No separate gasket is typically required. However, you should always inspect the mating surfaces of the housing for flatness and damage before installation.\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\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":50567725121849,"sku":"20TH001","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Thermostat_for_Honda_8-255HP_Mercury_15-90HP_Yamaha_99-70HP_3852215_-_JLM_MARINE-8290872.jpg?v=1755251687"},{"product_id":"thermostat-for-yamaha-4-stroke-f-9-9-to-70-hp-outboard-motor-6g8-12411-00-6g8-12411-00","title":"Thermostat – Fits Yamaha 9.9-70 HP 4-Stroke Outboards (Replaces 6G8-12411-00, 69M-12411-00)","description":"\u003ch2\u003eThermostat – Fits Yamaha 9.9-70 HP 4-Stroke Outboards\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket thermostat is designed for a precise fit on a wide range of Yamaha 4-Stroke outboard motors from 9.9 to 70 HP (1987–present), including F9.9, F15, F20, F25, F40, F50, F60, and F70 models. It ensures your engine maintains the correct operating temperature for optimal performance and fuel efficiency.\u003c\/p\u003e\n\u003cp\u003eEngineered as a direct replacement for multiple Yamaha and Sierra part numbers, this component restores original functionality and prevents overheating issues. The kit includes all necessary seals for a complete and reliable installation.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eRegulates engine temperature at a fixed \u003cstrong\u003e50°C (122°F)\u003c\/strong\u003e.\u003c\/li\u003e\n \u003cli\u003eMade from a corrosion-resistant alloy for marine environments.\u003c\/li\u003e\n \u003cli\u003eIncludes a thermostat, gasket, and O-ring for a complete installation.\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\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-03-00\u003c\/td\u003e\n \u003ctd\u003e66M-12411-01-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e69M-12411-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e69M-12411-01\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e6AH-12411-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSierra\u003c\/td\u003e\n \u003ctd\u003e18-3624\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 Yamaha owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-serial-number-guide-2025\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-parts-diagrams-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha 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\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF2.5MSH-0405, F2.5MSH-0406, F2.5MSH-0407, F2.5MSH0608, F2.5MSHD-2005\u003c\/td\u003e\n \u003ctd\u003e2.5\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF9.9H (6CA)\u003c\/td\u003e\n \u003ctd\u003e9.9\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF15C (6AG)\u003c\/td\u003e\n \u003ctd\u003e15\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF20B (6AH)\u003c\/td\u003e\n \u003ctd\u003e20\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e6G8-12411-00, 6AH-12411-00\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF70\u003c\/td\u003e\n \u003ctd\u003e70\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e66M-12411-01-00\u003c\/td\u003e\n \u003ctd\u003eSupersedes 6G8-12411-03-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eVarious models\u003c\/td\u003e\n \u003ctd\u003e9.9-70\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003ctd\u003e69M-12411-00, 69M-12411-01\u003c\/td\u003e\n \u003ctd\u003eGeneral compatibility range\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\u003eThermostat\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\u003eThermostat Opening Temperature\u003c\/td\u003e\n \u003ctd\u003e\u003cstrong\u003e50°C (122°F)\u003c\/strong\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMaterial\u003c\/td\u003e\n \u003ctd\u003eCorrosion-resistant alloy with precision-engineered sealing components\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n \u003ctd\u003e50°C (122°F) opening temperature\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOther Technical Attributes\u003c\/td\u003e\n \u003ctd\u003eSpring assembly faces downwards\/towards engine block in most installations\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 × \u003cspan style=\"color:red;\"\u003e50°C \/ 122°F Outboard Thermostat\u003c\/span\u003e\n\u003c\/li\u003e\n \u003cli\u003e1 × \u003cspan style=\"color:red;\"\u003eGasket\u003c\/span\u003e\n\u003c\/li\u003e\n \u003cli\u003e1 × \u003cspan style=\"color:red;\"\u003eO-ring\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\u003e\n\u003cstrong\u003eDisconnect Power:\u003c\/strong\u003e Disconnect the battery and ensure the engine is cool.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAccess Housing:\u003c\/strong\u003e Locate and remove the thermostat housing cover, which is typically attached with two or three bolts.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRemove Old Thermostat:\u003c\/strong\u003e Carefully lift out the old thermostat and its gasket or seals. Note the orientation of the old part.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClean Surfaces:\u003c\/strong\u003e Thoroughly clean the thermostat housing and cover surfaces, removing any old gasket material or corrosion.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInstall New Thermostat:\u003c\/strong\u003e Place the new gasket and thermostat into the housing. \u003cstrong\u003eImportant:\u003c\/strong\u003e Ensure the spring assembly of the thermostat faces downwards, towards the engine block.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReassemble:\u003c\/strong\u003e Reinstall the housing cover and tighten the bolts to the manufacturer's specified torque.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTest:\u003c\/strong\u003e Reconnect the battery and run the engine, checking for leaks around the housing.\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 thermostat fits my engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Start by checking the \"Compatible Engine Models\" and \"Part Number Cross-Reference\" tables on this page. For Yamaha engines, you can use the linked serial number guides and parts catalogs to verify the exact OEM part number required for your specific model and year.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs of a failing thermostat?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include engine overheating (if the thermostat is stuck closed) or the engine not reaching its proper operating temperature (if stuck open), which can lead to poor performance, increased fuel consumption, and carbon buildup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How should this thermostat be installed?\u003c\/strong\u003e\u003cbr\u003e\nA: The thermostat should be installed with the spring assembly facing downwards, towards the engine block. Always replace the gasket and any O-rings during installation to ensure a proper seal. Refer to the installation guide above for a step-by-step process.\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\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":50579314311481,"sku":"24TH501","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Thermostat_for_Yamaha_4_Stroke_F_99_to_70_HP_Outboard_Motor_6G8-12411-00____6G8-12411-00_-_JLM_MARINE-8291296.jpg?v=1754990864"},{"product_id":"fuel-pump-for-suzuki-df4-df5-df6-2003-models-15100-91j03-15100-91j00-15100-91j01-15100-91j02","title":"67D-24410-00-00 Fuel Pump Assembly for Yamaha Parsun F4 F5 F5A F6A | JLM Marine","description":"\u003ch2\u003eFuel Pump Assembly – Fits Yamaha \u0026amp; Parsun 4-Stroke 4HP, 5HP, F5A, F6A Outboards\u003c\/h2\u003e\n\n\u003cp\u003eThis fuel pump assembly is designed for \u003cstrong\u003eYamaha and Parsun 4-stroke outboard engines\u003c\/strong\u003e, including the \u003cstrong\u003eF4 (4HP)\u003c\/strong\u003e, \u003cstrong\u003eF5 (5HP)\u003c\/strong\u003e, and newer \u003cstrong\u003eF5A and F6A models\u003c\/strong\u003e. Engineered to deliver reliable fuel delivery for small portable outboards, this assembly ensures consistent performance for recreational and light-duty marine applications.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket replacement directly crosses to \u003cstrong\u003eOEM part number 67D-24410-00-00\u003c\/strong\u003e, providing a cost-effective solution without sacrificing quality. Manufactured to OEM specifications in an ISO9002-certified facility, each unit undergoes rigorous quality inspection.\u003c\/p\u003e\n\n\u003cul\u003e\n \u003cli\u003eComplete assembly includes fuel pump, O-ring, and mounting clips\u003c\/li\u003e\n \u003cli\u003eDirect bolt-on replacement for Yamaha 4-stroke portable outboards\u003c\/li\u003e\n \u003cli\u003eCompatible with both Yamaha and Parsun F5A\/F6A newer models\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\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\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003e67D-24410-00-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eParsun\u003c\/td\u003e\n \u003ctd\u003e67D-24410-00-00\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 Yamaha owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-serial-number-guide-2025\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-parts-diagrams-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\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 \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF4\u003c\/td\u003e\n \u003ctd\u003e4 HP\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF5\u003c\/td\u003e\n \u003ctd\u003e5 HP\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF5A\u003c\/td\u003e\n \u003ctd\u003e5 HP\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eYamaha\u003c\/td\u003e\n \u003ctd\u003eF6A\u003c\/td\u003e\n \u003ctd\u003e6 HP\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eParsun\u003c\/td\u003e\n \u003ctd\u003eF5A\u003c\/td\u003e\n \u003ctd\u003e5 HP\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eParsun\u003c\/td\u003e\n \u003ctd\u003eF6A\u003c\/td\u003e\n \u003ctd\u003e6 HP\u003c\/td\u003e\n \u003ctd\u003e4-Stroke\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\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\u003e67D-24410-00-00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eProduct Type\u003c\/td\u003e\n \u003ctd\u003eFuel Pump Assembly\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEngine Type\u003c\/td\u003e\n \u003ctd\u003e4-Stroke Outboard\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eCompatible Brands\u003c\/td\u003e\n \u003ctd\u003eYamaha, Parsun\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eHorsepower Range\u003c\/td\u003e\n \u003ctd\u003e4HP - 6HP\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 × Fuel Pump Assembly\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n \u003cli\u003e1 × O-ring\u003c\/li\u003e\n \u003cli\u003e2 × Mounting Clips\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 from the engine and relieve any residual fuel pressure in the system.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRemove the engine cowling\u003c\/strong\u003e to access the fuel pump mounting location on the engine block.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnbolt the old fuel pump\u003c\/strong\u003e using the appropriate wrench or socket. Note the orientation of the pump before removal.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClean the mounting surface\u003c\/strong\u003e on the engine block, removing any old gasket material or debris.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInstall the new O-ring\u003c\/strong\u003e onto the fuel pump base, ensuring it sits evenly in the groove.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePosition the new fuel pump\u003c\/strong\u003e onto the mounting location, aligning it with the drive cam or eccentric shaft.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSecure the pump with mounting clips\u003c\/strong\u003e (or bolts if applicable), tightening to manufacturer torque specifications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReconnect the fuel lines\u003c\/strong\u003e to the inlet and outlet ports, ensuring clamps are tight and connections are secure.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePrime the fuel system\u003c\/strong\u003e by squeezing the primer bulb until it becomes firm and fuel flows to the carburetor.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReinstall the engine cowling\u003c\/strong\u003e and check for any fuel leaks around the pump and connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStart the engine\u003c\/strong\u003e and allow it to idle for a few minutes. Monitor for smooth operation and verify no fuel leaks.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTest under load\u003c\/strong\u003e by running the engine at various throttle positions to confirm proper fuel delivery.\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 pump fits my Yamaha or Parsun outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine model (F4, F5, F5A, or F6A) with the compatibility table above. You can also verify by checking your engine's parts diagram using the OEM part number 67D-24410-00-00.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the fuel pump on my 4-stroke outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Fuel pumps typically last several years, but replacement is recommended if you experience hard starting, engine stalling, loss of power, or visible fuel leaks. Inspect the pump diaphragm and seals during routine maintenance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my fuel pump is failing?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include difficulty starting, engine sputtering or stalling at idle or under load, inconsistent throttle response, and visible fuel leaks around the pump assembly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does this pump come with all necessary installation hardware?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, this assembly includes the fuel pump, a new O-ring, and two mounting clips—everything needed for installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM Yamaha 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":50641234592057,"sku":"17FP005","price":32.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/JLM17FP005-1_84f2a304-0754-458d-8ab7-33a69f6a79ba.jpg?v=1755742094"}],"url":"https:\/\/jlmmarine.com\/collections\/yamaha-f4msh-parts.oembed","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}