{"product_id":"water-pump-impeller-fits-yamaha-6hp-8hp-2-stroke-replaces-655-44352-09-00","title":"Water Pump Impeller – Fits Yamaha 6HP\/8HP 2-Stroke (Replaces 655-44352-09-00)","description":"\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis high-quality \u003cstrong\u003eWater Pump Impeller – Fits Yamaha 6HP\/8HP 2-Stroke Outboards (Replaces 655-44352-09-00)\u003c\/strong\u003e is engineered for specific Yamaha 2-stroke outboard engines. It provides a reliable solution for maintaining the cooling system on 6HP (model 6A) and 8HP (models P165\/8A) engines manufactured up to the specified serial number cutoffs.\u003c\/p\u003e\n  \u003cp\u003eThis component serves as a direct interchange for Yamaha part numbers 655-44352-09-00, 655-44352-09, and 647-44352-00.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eEngineered for a direct OEM replacement fit and function.\u003c\/li\u003e\n    \u003cli\u003eConstructed from durable, marine-grade neoprene rubber for longevity.\u003c\/li\u003e\n    \u003cli\u003eIt is recommended to replace the impeller annually or every 100 hours of operation.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n  \u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\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\u003e655-44352-09-00\u003c\/td\u003e\n      \u003c\/tr\u003e\n       \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e655-44352-09\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e647-44352-00\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e6474435200\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n  \u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n  \u003cp\u003eFor Yamaha owners, please verify your engine's model and serial number against the compatibility ranges listed in the notes to ensure a correct fit.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\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\u003e6A\u003c\/td\u003e\n          \u003ctd\u003e6\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003e655-44352-09-00\u003c\/td\u003e\n          \u003ctd\u003eFor short shaft engines up to serial number 00600\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003e6A\u003c\/td\u003e\n          \u003ctd\u003e6\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003e655-44352-09-00\u003c\/td\u003e\n          \u003ctd\u003eFor long shaft engines up to serial number 30300\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003eP165\u003c\/td\u003e\n          \u003ctd\u003e8\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003e655-44352-09-00\u003c\/td\u003e\n          \u003ctd\u003eFor short shaft engines up to serial number 20160\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003e8A\u003c\/td\u003e\n          \u003ctd\u003e8\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003e655-44352-09-00\u003c\/td\u003e\n          \u003ctd\u003eFor short shaft engines up to serial number 20160\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003eP165\u003c\/td\u003e\n          \u003ctd\u003e8\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003e655-44352-09-00\u003c\/td\u003e\n          \u003ctd\u003eFor long shaft engines up to serial number 54715\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003e8A\u003c\/td\u003e\n          \u003ctd\u003e8\u003c\/td\u003e\n          \u003ctd\u003e2-Stroke\u003c\/td\u003e\n          \u003ctd\u003e655-44352-09-00\u003c\/td\u003e\n          \u003ctd\u003eFor long shaft engines up to serial number 54715\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eWater Pump Impeller\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect OEM replacement\u003c\/dd\u003e\n    \u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003eNeoprene rubber\u003c\/dd\u003e\n    \u003cdt\u003eNumber of Blades\u003c\/dt\u003e\n\u003cdd\u003e6\u003c\/dd\u003e\n    \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003eImpeller Height: 14mm (0.551 in), Overall Diameter: 47.9mm (1.886 in), Shaft Diameter: 10.9mm (0.429 in)\u003c\/dd\u003e\n    \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e10g (0.35 oz)\u003c\/dd\u003e\n    \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eRecommended replacement interval: Annual or every 100 hours, whichever comes first\u003c\/dd\u003e\n  \u003c\/dl\u003e\n\n  \u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 x Water Pump Impeller (655-44352-09-00)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eDisconnect the spark plug leads and battery cables for safety.\u003c\/li\u003e\n    \u003cli\u003ePlace a drain pan under the lower unit and remove the gearcase drain screw to empty the oil.\u003c\/li\u003e\n    \u003cli\u003eRemove the mounting bolts securing the lower unit (gearcase) to the engine's midsection and carefully detach it.\u003c\/li\u003e\n    \u003cli\u003eUnbolt and remove the water pump housing to access the old impeller.\u003c\/li\u003e\n    \u003cli\u003eNote the rotational direction of the existing impeller blades before removing it from the drive shaft.\u003c\/li\u003e\n    \u003cli\u003eThoroughly clean the inside of the pump housing and inspect it for wear, scoring, or cracks. Replace the housing if damaged.\u003c\/li\u003e\n    \u003cli\u003eSlide the new impeller onto the driveshaft. Turn the driveshaft clockwise while applying gentle pressure to help seat the blades correctly within the housing.\u003c\/li\u003e\n    \u003cli\u003eReinstall the water pump housing, ensuring any gaskets or seals are properly aligned.\u003c\/li\u003e\n    \u003cli\u003eRe-attach the lower unit, refill with fresh gear oil to the correct level, and reconnect the battery and spark plug leads.\u003c\/li\u003e\n  \u003c\/ol\u003e\n  \n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow do I confirm this impeller fits my Yamaha outboard?\u003c\/summary\u003e\n    \u003cp\u003eThis impeller fits specific older Yamaha 6HP and 8HP two-stroke models. The most reliable way to confirm fitment is by checking your engine's model (e.g., 6A, 8A, P165) and its serial number. Refer to the 'Engine \u0026amp; Model Compatibility' table to see if your serial number falls within the specified range.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are the signs of a worn or failed impeller?\u003c\/summary\u003e\n    \u003cp\u003eCommon symptoms include an engine overheating alarm, a weak or non-existent stream of water from the \"tell-tale\" outlet port, and steam coming from the exhaust. A damaged impeller cannot circulate enough water to cool the engine, leading to serious damage if ignored.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I replace my water pump impeller?\u003c\/summary\u003e\n    \u003cp\u003eFor preventative maintenance and to ensure engine reliability, we recommend replacing the impeller every year or after 100 hours of use, whichever comes first. This interval can be shorter if you frequently operate in sandy, silty, or shallow water.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat is the benefit of a neoprene impeller?\u003c\/summary\u003e\n    \u003cp\u003eNeoprene is a robust, flexible synthetic rubber that offers excellent resistance to heat, abrasion, and degradation from oil and chemicals. This makes it an ideal material for marine water pump impellers, ensuring a long and reliable service life.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n    \u003cp\u003eThis listing is an aftermarket replacement (not OEM). It is built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility and batch-inspected for consistency.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eShipping speed \u0026amp; cost?\u003c\/summary\u003e\n    \u003cp\u003eWe ship worldwide quickly—typical transit is 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWarranty \u0026amp; returns?\u003c\/summary\u003e\n    \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify images and specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n    \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or quality control.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723977265467,"sku":"17IY003","price":11.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Water_Pump_Impeller_for_Yamaha_6A_-_P165_-_8A_655-44352-09-00_-_JLM_MARINE-8288630.jpg?v=1763039068","url":"https:\/\/seasierra.com\/products\/water-pump-impeller-fits-yamaha-6hp-8hp-2-stroke-replaces-655-44352-09-00","provider":"SeaSierra","version":"1.0","type":"link"}