{"product_id":"thermostat-housing-assembly-kit-for-mag-mercruiser-4-3-6-3l-mpi-350-863457a2","title":"Thermostat Housing Assembly Kit for MAG MerCruiser 4.3-6.3L MPI 350 - 863457A2","description":"\u003ch2\u003eThermostat Housing Assembly Kit for MerCruiser\u003c\/h2\u003e\u003cp\u003eThis thermostat housing assembly kit is a direct replacement for MerCruiser 4.3-6.3L MPI 350 engines and cross-references OEM part number 863457A2.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis thermostat housing assembly kit is designed for MerCruiser 4.3-6.3L MPI 350 marine engines. It provides a complete replacement for the factory thermostat housing, ensuring proper coolant flow and engine temperature regulation. This kit is ideal for boat owners and marine technicians performing cooling system repairs on MerCruiser engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eConstructed from corrosion-resistant materials for marine environments\u003c\/li\u003e\n\u003cli\u003eIncludes all necessary gaskets and hardware for installation\u003c\/li\u003e\n\u003cli\u003ePrecise fitment for MerCruiser 4.3-6.3L MPI engines\u003c\/li\u003e\n\u003cli\u003eOEM-spec design ensures reliable cooling system operation\u003c\/li\u003e\n\u003cli\u003eDirect replacement for part number 863457A2\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor MerCruiser 4.3L MPI\u003c\/li\u003e\n\u003cli\u003efor MerCruiser 5.0L MPI\u003c\/li\u003e\n\u003cli\u003efor MerCruiser 5.7L MPI\u003c\/li\u003e\n\u003cli\u003efor MerCruiser 6.2L MPI\u003c\/li\u003e\n\u003cli\u003efor MerCruiser 350 MPI\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing failed thermostat housings on MerCruiser marine engines\u003c\/li\u003e\n\u003cli\u003eCooling system overhaul during routine maintenance\u003c\/li\u003e\n\u003cli\u003eWinterization and engine storage preparation\u003c\/li\u003e\n\u003cli\u003eRestoring engine temperature control for optimal performance\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\u003e863457A2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.3-6.3L MPI\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 Can this kit be used on a MerCruiser 5.0L MPI? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this thermostat housing assembly kit is compatible with MerCruiser 4.3-6.3L MPI engines including the 5.0L MPI, provided the engine uses the same housing design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit include gaskets? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the kit includes all necessary gaskets and hardware to complete the installation.\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":44957215129686,"sku":"ZZ2Y02421","price":659.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_36f2e350-62f6-46f3-9ffc-f4e571d4de87.jpg?v=1781568202","url":"https:\/\/www.solidspare.com\/products\/thermostat-housing-assembly-kit-for-mag-mercruiser-4-3-6-3l-mpi-350-863457a2","provider":"Solid Spare","version":"1.0","type":"link"}