{"product_id":"for-mercruiser-circulation-4-3l-5-0l-5-7l-water-pump-18-684m-60658-with-gasket","title":"For MerCruiser Circulation 4.3L 5.0L 5.7L Water Pump 18-684M 60658 With Gasket","description":"\u003ch2\u003eCirculation Water Pump for MerCruiser 4.3L 5.0L 5.7L with Gasket 18-684M 60658\u003c\/h2\u003e\u003cp\u003eThis circulation water pump for MerCruiser 4.3L, 5.0L, and 5.7L marine engines moves coolant through the block and manifolds to keep operating temperatures steady, and it cross references part numbers 18-684M and 60658 with a gasket included.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis circulation water pump for MerCruiser engines circulates coolant through the engine block, heads, and manifolds to hold operating temperature in the proper range. It is built as a direct fit replacement for 4.3L, 5.0L, and 5.7L marine applications and arrives with the gasket needed for installation. It suits boat owners and mechanics servicing a raw water or closed cooling system on a stern drive or inboard setup.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCross references part numbers 18-684M and 60658 for easy matching\u003c\/li\u003e\n\u003cli\u003eFits 4.3L, 5.0L, and 5.7L MerCruiser engine displacements\u003c\/li\u003e\n\u003cli\u003eGasket included so the install can be completed in one job\u003c\/li\u003e\n\u003cli\u003eImpeller and housing designed for continuous marine coolant flow\u003c\/li\u003e\n\u003cli\u003eSealed bearing assembly built to handle sustained engine speeds\u003c\/li\u003e\n\u003cli\u003eCorrosion resistant construction suited to wet marine environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor MerCruiser 4.3L marine engines\u003c\/li\u003e\n\u003cli\u003efor MerCruiser 5.0L marine engines\u003c\/li\u003e\n\u003cli\u003efor MerCruiser 5.7L marine engines\u003c\/li\u003e\n\u003cli\u003efor MerCruiser stern drive and inboard cooling systems using these displacements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRoutine replacement when a circulation pump begins leaking or squealing\u003c\/li\u003e\n\u003cli\u003eFreshwater and saltwater boats running a MerCruiser 4.3L, 5.0L, or 5.7L\u003c\/li\u003e\n\u003cli\u003eCooling system service during winterization or spring recommissioning\u003c\/li\u003e\n\u003cli\u003eRepower and rebuild projects pairing a new pump with other cooling components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18-684M, 60658\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Fitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor MerCruiser 4.3L, 5.0L, 5.7L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCirculation water pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGasket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know this pump matches my engine? \u003cstrong\u003eA:\u003c\/strong\u003e Compare the 18-684M and 60658 cross references against the number on your existing pump or engine spec sheet. Displacement alone may not cover every variation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should the gasket be replaced every time? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, a fresh gasket should be used each time the pump is removed to prevent coolant leaks at the mounting face. The included gasket covers that step.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":50554609664086,"sku":"ZZ3N00568","price":140.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_d40c0e63-7db5-4a2c-8ba3-d0b9a2849e6e.jpg?v=1790893991","url":"https:\/\/www.solidspare.com\/products\/for-mercruiser-circulation-4-3l-5-0l-5-7l-water-pump-18-684m-60658-with-gasket","provider":"Solid Spare","version":"1.0","type":"link"}