{"product_id":"sierra-18-3311-water-pump-kit","title":"Sierra 18-3311 Yamaha Water Pump Kit With Housing 150-225 HP","description":"\u003ch2\u003eSierra 18-3311 Yamaha Water Pump Kit With Housing 150-225 HP\u003c\/h2\u003e\u003cp\u003eService the cooling system on your compatible Yamaha outboard with the Sierra 18-3311 water pump kit. This aftermarket kit brings the matched pump components together for scheduled maintenance or repair. A replacement pump housing is included.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSierra manufacturer part number 18-3311\u003c\/li\u003e\n\u003cli\u003eIncludes the outer water pump housing\u003c\/li\u003e\n\u003cli\u003eIncludes a replacement impeller and matching pump service components\u003c\/li\u003e\n\u003cli\u003eDesigned for the Yamaha applications and OEM references listed below\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eFor select Yamaha outboard cooling systems. Compatibility depends on the exact engine model, model year and original pump assembly.\u003c\/p\u003e\u003ch3\u003eFitment \/ Product Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Sierra\u003c\/li\u003e\n\u003cli\u003eProduct: Water pump service kit\u003c\/li\u003e\n\u003cli\u003eEngine style: Outboard\u003c\/li\u003e\n\u003cli\u003eCondition: New\u003c\/li\u003e\n\u003cli\u003eHousing included: Yes\u003c\/li\u003e\n\u003cli\u003eYamaha references: 6G5-W0078-A1-00, 6G5-W0078-00-00, 6G5-W0078-01-00\u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003e150 HP (6R2\/6G4), 175 HP (6G5) and 200 HP (6G6\/6R4): 1984-1991\u003c\/li\u003e\n\u003cli\u003eL150 (6R0\/6K0), L200 (6K1\/6R1) and P150: 1986-1991\u003c\/li\u003e\n\u003cli\u003ePRO V150 (6J9): 1986-1989; PRO V150D (6N9): 1990\u003c\/li\u003e\n\u003cli\u003eV6 Special (6G7): 1984-1986; V6 Excel (6K7): 1987-1989\u003c\/li\u003e\n\u003cli\u003e225 HP (6R5): 1990-1991\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eModel-year listings are application examples, not a guarantee for every engine of the same horsepower. Match the complete model code and OEM part number to your engine's parts diagram before ordering.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 × 18-3170 water pump housing\u003c\/li\u003e\n\u003cli\u003e1 × 18-3071 impeller\u003c\/li\u003e\n\u003cli\u003e1 × 18-3302 impeller key\u003c\/li\u003e\n\u003cli\u003e1 × 18-3333 insert cup\u003c\/li\u003e\n\u003cli\u003e1 × 18-3345 wear plate\u003c\/li\u003e\n\u003cli\u003e1 × 18-0244 water pump gasket\u003c\/li\u003e\n\u003cli\u003e1 × 18-7483 O-ring\u003c\/li\u003e\n\u003cli\u003e1 × 18-7485 O-ring\u003c\/li\u003e\n\u003cli\u003e4 × 18-0256 bolts\u003c\/li\u003e\n\u003cli\u003e4 × bolt washers\u003c\/li\u003e\n\u003cli\u003e2 × dowel pins\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOne Sierra 18-3311 water pump kit.\u003c\/p\u003e\u003ch3\u003eService Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFollow the Yamaha service manual for lower-unit removal, impeller orientation, lubricants and fastener torque.\u003c\/li\u003e\n\u003cli\u003eInspect the pump housing, sealing surfaces and water passages during service. Replace any damaged parts.\u003c\/li\u003e\n\u003cli\u003eUse the specified cooling-water supply when testing after installation; do not run the water pump dry.\u003c\/li\u003e\n\u003cli\u003eIf overheating continues, diagnose the rest of the cooling system.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy You Should Buy\u003c\/h3\u003e\u003cp\u003eA matched service kit helps simplify parts selection for a compatible pump rebuild. Replacing worn pump components supports proper cooling-water circulation and dependable engine maintenance.\u003c\/p\u003e\u003ch3\u003eCommon Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eScheduled water pump and impeller maintenance\u003c\/li\u003e\n\u003cli\u003eReplacement of worn pump components on verified Yamaha applications\u003c\/li\u003e\n\u003cli\u003ePump service requiring a replacement housing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes this kit include the housing?\u003c\/strong\u003e\u003cbr\u003eYes, a replacement water pump housing is included.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill it fit any Yamaha 150-225 HP outboard?\u003c\/strong\u003e\u003cbr\u003eNo. Check the complete engine model, year and OEM pump references above. Horsepower alone does not confirm fitment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this a Yamaha-branded OEM kit?\u003c\/strong\u003e\u003cbr\u003eNo. This is a Sierra aftermarket replacement kit for the specified Yamaha applications.\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":48838074892520,"sku":"47-3311","price":115.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9927\/6776\/files\/sierra-18-3311.png?v=1790802959","url":"https:\/\/wakeboss.com\/products\/sierra-18-3311-water-pump-kit","provider":"Wakeboss","version":"1.0","type":"link"}