{"product_id":"6w4-w006a-00-maintenance-kit-for-yamaha-60hp-70hp-2-stroke-jlm-marine","title":"6W4-W006A-00 Maintenance Kit for Yamaha 60HP 70HP 2-Stroke | JLM Marine","description":"\u003ch2\u003eMaintenance Kit for Yamaha 60HP 70HP 2-Stroke – OEM 6W4-W006A-00\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is designed for Yamaha 2-stroke outboard engines rated at 60-70 HP, covering model years 1984-2003. It provides all essential components needed for routine service intervals, including impeller, thermostats, gaskets, fuel filter, and drain hardware.\u003c\/p\u003e\n\n\u003cp\u003eDirect replacement for Yamaha OEM part number \u003cstrong\u003e6W4-W006A-00\u003c\/strong\u003e, ensuring compatibility and reliable performance across multiple service applications.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eComplete 16-piece service kit with water pump, fuel, and thermostat components\u003c\/li\u003e\n  \u003cli\u003eFits Yamaha 60-70HP 2-stroke engines from 1984 to 2003\u003c\/li\u003e\n  \u003cli\u003eIncludes gear oil pump and all necessary gaskets for comprehensive maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBrand\u003c\/th\u003e\n      \u003cth\u003ePart Number\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eYamaha\u003c\/td\u003e\n      \u003ctd\u003e6W4-W006A-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 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\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\u003e60-70HP\u003c\/td\u003e\n      \u003ctd\u003e2-Stroke\u003c\/td\u003e\n      \u003ctd\u003e1984-2003\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e6W4-W006A-00\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eYamaha 60-70HP 2-Stroke Outboards\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel Years\u003c\/td\u003e\n      \u003ctd\u003e1984-2003\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eKit Type\u003c\/td\u003e\n      \u003ctd\u003eComprehensive Maintenance Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTotal Components\u003c\/td\u003e\n      \u003ctd\u003e16 pieces\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eThis maintenance kit includes the following \u003cstrong\u003e16 components\u003c\/strong\u003e for complete service:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e688-44316-A0\u003c\/strong\u003e – Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e97095-08045\u003c\/strong\u003e – Bolt × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6H3-44315-A0\u003c\/strong\u003e – Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6H3-44324-A0\u003c\/strong\u003e – Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e6H3-44352-00\u003c\/strong\u003e – Impeller × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e90280-03M03\u003c\/strong\u003e – Key × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e663-44322-00\u003c\/strong\u003e – Cup, Insert × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e93210-46044\u003c\/strong\u003e – O-ring × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e97095-08055\u003c\/strong\u003e – Bolt × 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6H3-44323-00\u003c\/strong\u003e – Plate, Wear × 1\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e655-24560-00\u003c\/strong\u003e – Fuel Filter × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e6E5-12411-30\u003c\/strong\u003e – Thermostat × 1\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6H3-12414-A1\u003c\/strong\u003e – Thermostat Gasket × 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e90430-08020\u003c\/strong\u003e – Drain Gasket × 4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e91490-30025\u003c\/strong\u003e – Cotter Pin × 1\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e24OP149\u003c\/strong\u003e – Gear Oil Pump × 1\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eDisconnect the fuel line and remove the lower unit from the engine following your service manual. Inspect all mounting surfaces for damage or corrosion.\u003c\/li\u003e\n  \u003cli\u003eRemove the old water pump housing cover and extract the worn impeller, noting its rotation direction. Clean all gasket surfaces thoroughly.\u003c\/li\u003e\n  \u003cli\u003eInstall the new wear plate (6H3-44323-00) onto the pump housing, ensuring proper alignment. Apply a light coating of marine grease to the cavity.\u003c\/li\u003e\n  \u003cli\u003eLubricate the new impeller (6H3-44352-00) with marine grease and insert it into the housing with blades oriented correctly. Install the key (90280-03M03) into the driveshaft slot.\u003c\/li\u003e\n  \u003cli\u003ePosition the insert cup (663-44322-00) and install new gaskets (6H3-44315-A0, 6H3-44324-A0, 688-44316-A0) onto their respective surfaces. Do not reuse old gaskets.\u003c\/li\u003e\n  \u003cli\u003eInstall the O-ring (93210-46044) into its groove and secure the pump housing cover with the provided bolts (97095-08045, 97095-08055). Torque to manufacturer specifications.\u003c\/li\u003e\n  \u003cli\u003eRemove the old thermostat and gasket from the cylinder head. Clean the seating surface and inspect for pitting or warping.\u003c\/li\u003e\n  \u003cli\u003eInstall the new thermostat (6E5-12411-30) with the spring facing inward, followed by the new gasket (6H3-12414-A1). Secure the cover plate evenly.\u003c\/li\u003e\n  \u003cli\u003eReplace all four drain gaskets (90430-08020) on the lower unit drain plugs. Reinstall plugs and torque properly.\u003c\/li\u003e\n  \u003cli\u003eInstall the new fuel filter (655-24560-00) in the fuel line, ensuring arrow direction matches fuel flow. Secure with hose clamps.\u003c\/li\u003e\n  \u003cli\u003eUse the included gear oil pump (24OP149) to refill the lower unit with fresh gear oil until it flows from the upper vent hole. Install the cotter pin (91490-30025) as specified in your service manual.\u003c\/li\u003e\n  \u003cli\u003eReinstall the lower unit, reconnect the fuel line, and run the engine briefly to check for leaks. Verify proper water flow from the tell-tale indicator.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this maintenance kit fits my specific Yamaha engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Verify that your engine is a Yamaha 60HP or 70HP 2-stroke model manufactured between 1984 and 2003. Cross-reference your existing part number 6W4-W006A-00 or consult the Yamaha parts diagrams linked above using your engine's serial number.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the components in this maintenance kit?\u003c\/strong\u003e\u003cbr\u003e\nA: Yamaha recommends replacing the water pump impeller annually or every 100 hours of operation, whichever comes first. Thermostats and fuel filters should be inspected during each major service and replaced every 200-300 hours or if signs of wear or restriction appear.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump impeller needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include reduced or no water flow from the tell-tale, engine overheating, steam from the engine, or weak water stream. If you notice any of these, inspect and replace the impeller immediately to prevent engine damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this maintenance kit myself or do I need a professional?\u003c\/strong\u003e\u003cbr\u003e\nA: If you have mechanical experience and access to a service manual with torque specifications, you can perform this maintenance yourself. However, professional installation is recommended to ensure all components are correctly installed, torqued, and tested for proper operation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include everything I need for a complete service?\u003c\/strong\u003e\u003cbr\u003e\nA: This kit includes the major maintenance components: water pump parts, thermostats, gaskets, fuel filter, and gear oil pump. You will need to supply gear oil, marine grease, and basic hand tools separately.\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":52418549317945,"sku":"25KY490-2","price":68.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25KY490-2_12f63a94-03c6-45ce-9ecb-001eef4234f3.png?v=1776687050","url":"https:\/\/jlmmarine.com\/ru\/products\/6w4-w006a-00-maintenance-kit-for-yamaha-60hp-70hp-2-stroke-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}