{"product_id":"3v1-87500-0-service-kit-for-tohatsu-mfs6bz-mfs8b-mfs9-8b-jlm-marine","title":"3V1-87500-0 Service Kit for Tohatsu MFS6BZ MFS8B MFS9.8B | JLM Marine","description":"\u003ch2\u003eService Kit for Tohatsu MFS6BZ MFS8B MFS9.8B – OEM 3V1-87500-0\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive service kit is designed to fit \u003cstrong\u003eTohatsu MFS6BZ, MFS8B, and MFS9.8B\u003c\/strong\u003e outboard engines. It consolidates essential maintenance components into one convenient package, ensuring your engine receives the complete service it needs for reliable operation and extended lifespan.\u003c\/p\u003e\n\n\u003cp\u003eThis kit directly replaces OEM part number \u003cstrong\u003e3V1-87500-0\u003c\/strong\u003e, providing all the critical parts required for routine maintenance intervals. Each component meets OEM specifications for proper fit and performance.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eIncludes water pump repair kit, fuel filter, drain gaskets, and gear oil pump\u003c\/li\u003e\n\u003cli\u003eConsolidates multiple service parts into one complete package\u003c\/li\u003e\n\u003cli\u003eDesigned for straightforward installation during scheduled 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 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\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003e3V1-87500-0\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.\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\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003eMFS6BZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003eMFS8B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTohatsu\u003c\/td\u003e\n\u003ctd\u003eMFS9.8B\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\u003e3V1-87500-0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eTohatsu MFS6BZ, MFS8B, MFS9.8B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\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\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eWater Pump Repair Kit\u003c\/strong\u003e\u003c\/span\u003e – Part No. 3B2-87322-0 \u003cstrong\u003e× 1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Filter\u003c\/strong\u003e – Part No. 369-02230-0 \u003ca href=\"https:\/\/jlmmarine.com\/products\/inline-fuel-filter-for-yamaha-f4-f6-f8-f9-9-f15-68t-24251-00-18-7710-1\" target=\"_blank\"\u003eView Part →\u003c\/a\u003e \u003cstrong\u003e× 1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrain Gasket\u003c\/strong\u003e – Part No. 332-60006 \u003cstrong\u003e× 2\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eGear Oil Pump\u003c\/strong\u003e\u003c\/span\u003e – Part No. 24OP149 \u003cstrong\u003e× 1\u003c\/strong\u003e\n\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 cooled down completely before beginning any maintenance work. Gather all necessary tools and have a clean workspace prepared.\u003c\/li\u003e\n\u003cli\u003eStart by draining the lower unit gear oil using the drain and vent screws. Replace the drain gaskets with the new ones provided in this kit.\u003c\/li\u003e\n\u003cli\u003eRemove the lower unit following your engine's service manual procedures. Access the water pump housing and remove the old water pump components.\u003c\/li\u003e\n\u003cli\u003eInstall the new water pump repair kit (3B2-87322-0) following the manufacturer's instructions. Ensure all seals and gaskets are properly seated.\u003c\/li\u003e\n\u003cli\u003eReplace the fuel filter (369-02230-0) by disconnecting fuel lines carefully to avoid spills. Install the new filter with the arrow pointing toward the engine.\u003c\/li\u003e\n\u003cli\u003eUse the new gear oil pump (24OP149) to refill the lower unit with the correct grade and quantity of gear oil. Pump oil into the lower drain hole until it flows from the upper vent hole.\u003c\/li\u003e\n\u003cli\u003eInstall both drain screws with the new drain gaskets, tightening to the specified torque. Reinstall the lower unit to the engine.\u003c\/li\u003e\n\u003cli\u003eReconnect all fuel lines securely and check for leaks. Start the engine briefly and inspect the cooling water discharge to confirm proper water pump operation.\u003c\/li\u003e\n\u003cli\u003eRun the engine at idle for several minutes and check for any fuel leaks, unusual sounds, or overheating. Shut down and perform a final visual inspection.\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 Tohatsu engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify that your engine model matches MFS6BZ, MFS8B, or MFS9.8B. Cross-reference your existing OEM part number 3V1-87500-0 with the part numbers listed in this kit to ensure compatibility.\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: Follow your engine manufacturer's recommended maintenance intervals, typically every 100 hours of operation or annually, whichever comes first. The water pump and fuel filter are critical components that should be replaced regularly to prevent overheating and fuel system issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump or fuel filter needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Signs of a failing water pump include reduced or no water discharge from the cooling outlet, engine overheating, or steam from the powerhead. A clogged fuel filter will cause rough idle, loss of power, or difficulty starting the engine.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this service kit myself or do I need professional help?\u003c\/strong\u003e\u003cbr\u003e\nA: If you have mechanical experience and follow the service manual carefully, you can perform this maintenance yourself. However, improper installation—especially of the water pump—can lead to engine damage, so professional installation is recommended if you're uncertain.\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":52418416804153,"sku":"25KT202","price":53.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KT202.png?v=1776686937","url":"https:\/\/jlmmarine.com\/products\/3v1-87500-0-service-kit-for-tohatsu-mfs6bz-mfs8b-mfs9-8b-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}