{"product_id":"6cj-44316-00-water-pump-impeller-gasket-for-yamaha-f70la-jlm-marine","title":"6CJ-44316-00 Water Pump Impeller Gasket for Yamaha F70LA | JLM Marine","description":"\u003ch2\u003eWater Pump Impeller Gasket – Fits Yamaha F70LA 70HP 4-Stroke Outboard\u003c\/h2\u003e\n\n\u003cp\u003eThis high-quality water pump impeller gasket is engineered to fit Yamaha F70LA 70HP 4-stroke outboard engines from 2006 and later. Designed as a direct replacement for OEM part number \u003cstrong\u003e6CJ-44316-00\u003c\/strong\u003e, this gasket ensures a reliable seal within your water pump assembly, preventing leaks and maintaining optimal cooling system performance.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're performing routine maintenance or a complete water pump rebuild, this gasket provides the precise fit and durability needed to keep your Yamaha outboard running smoothly. Compatible with multiple F70LA engine variants and repair kit applications.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eDirect replacement for Yamaha OEM part number \u003cstrong\u003e6CJ-44316-00\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for 70HP 4-stroke Yamaha outboards\u003c\/li\u003e\n\u003cli\u003eEssential component for water pump repair and 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\u003e6CJ-44316-00\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\" 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\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\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0113\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0114\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0117\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0410\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0112\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003e0411\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003eREPAIR KIT 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA_0112\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003eREPAIR KIT 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eF70LA_0411\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003ctd\u003e2006 and Later\u003c\/td\u003e\n\u003ctd\u003eREPAIR KIT 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e6CJ-44316-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eWater Pump Impeller Gasket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Brand\u003c\/td\u003e\n\u003ctd\u003eYamaha Outboard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorsepower\u003c\/td\u003e\n\u003ctd\u003e70HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eYour purchase includes:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e8 × Gasket (6CJ-44316-00)\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\u003ePreparation:\u003c\/strong\u003e Disconnect the battery and flush the cooling system. Gather necessary tools including screwdrivers, wrenches, and a gasket scraper.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove the Lower Unit:\u003c\/strong\u003e Detach the lower unit from the outboard following your engine's service manual procedures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess the Water Pump:\u003c\/strong\u003e Remove the water pump housing bolts and carefully separate the housing to expose the impeller and gasket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove Old Gasket:\u003c\/strong\u003e Carefully scrape away the old gasket material from both mating surfaces using a gasket scraper. Ensure all residue is completely removed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Surfaces:\u003c\/strong\u003e Wipe both surfaces clean with a lint-free cloth and a suitable solvent to remove any oil or debris.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition New Gasket:\u003c\/strong\u003e Place the new impeller gasket onto the clean surface, ensuring proper alignment with all bolt holes and passages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReassemble Water Pump:\u003c\/strong\u003e Reinstall the impeller (replace if worn) and position the pump housing over the new gasket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque Fasteners:\u003c\/strong\u003e Tighten all housing bolts to the manufacturer's specified torque in a crisscross pattern to ensure even pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReinstall Lower Unit:\u003c\/strong\u003e Carefully reattach the lower unit to the outboard, ensuring proper alignment of the drive shaft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconnect and Test:\u003c\/strong\u003e Reconnect the battery and run the engine with a flushing attachment or in a test tank. Check for leaks around the gasket area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal Inspection:\u003c\/strong\u003e Monitor the cooling system for proper water flow and verify there are no leaks during the first few minutes of operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I confirm this gasket fits my Yamaha F70LA engine?\u003c\/strong\u003e\u003cbr\u003e\nVerify your engine model number and year against the compatibility table above. Check your engine's serial number plate or consult the Yamaha serial number guide linked in the compatibility section to ensure your F70LA variant is listed.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow often should I replace the water pump impeller gasket?\u003c\/strong\u003e\u003cbr\u003e\nReplace the gasket every time you service or rebuild the water pump assembly, typically every 2-3 years or 200-300 hours of operation. Always use a new gasket when replacing the impeller to maintain a proper seal.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are signs that my water pump gasket is failing?\u003c\/strong\u003e\u003cbr\u003e\nCommon symptoms include visible water leaks around the pump housing, overheating engine, reduced tell-tale water flow, or corrosion around the pump area. If you notice any of these signs, inspect and replace the gasket immediately.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy does this package include 8 gaskets?\u003c\/strong\u003e\u003cbr\u003e\nThis bulk package provides multiple gaskets for future maintenance or for marine mechanics servicing multiple engines. Having spares on hand ensures you're prepared for regular water pump service intervals.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I reuse the old gasket if it looks undamaged?\u003c\/strong\u003e\u003cbr\u003e\nNo, gaskets are designed for single use only. Even if the old gasket appears intact, it has been compressed and may not seal properly upon reinstallation, leading to leaks and potential engine damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between OEM and aftermarket gaskets?\u003c\/strong\u003e\u003cbr\u003e\nThis listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nWe offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nThis product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51962603733305,"sku":"2195","price":16.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/S8efc188ed515449697a9b92e7e8e8c08k.jpg_200x200_749a566e-9c65-4b71-8b81-f37c54ebfb95.webp?v=1771804951","url":"https:\/\/jlmmarine.com\/products\/6cj-44316-00-water-pump-impeller-gasket-for-yamaha-f70la-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}