{"product_id":"dorman-902-5954-engine-coolant-thermostat-housing-assembly-water-pump","title":"Dorman 902-5954 Engine Coolant Thermostat Housing Assembly - Water Pump","description":"\u003ch2\u003eEngine Coolant Thermostat Housing Assembly\u003c\/h2\u003e\u003cp\u003eDorman 902-5954 is a replacement engine coolant thermostat housing assembly built to match the fit and durability of the original housing on specified BMW applications. It includes the thermostat and gasket, and it is engineered to handle repeated temperature swings in demanding cooling systems.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement thermostat housing assembly for direct-fit cooling system service.\u003c\/li\u003e\n\u003cli\u003eIncludes thermostat and gasket for a complete housing service solution.\u003c\/li\u003e\n\u003cli\u003eAluminum and plastic construction with a black finish.\u003c\/li\u003e\n\u003cli\u003e221 degrees F thermostat opening temperature.\u003c\/li\u003e\n\u003cli\u003eThree mounting holes and one outlet port.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman thermostat housing assembly, part number 902-5954, is made for BMW cooling system applications that use a water pump-mounted thermostat housing with an integrated cover. It is built to match the original housing assembly’s fit and durability while standing up to extreme temperature changes that can stress cooling components over time. The included thermostat opens at 221 degrees F, and the housing uses a gasket seal for service-ready installation. This part cross-references Dorman - OE Solutions 986-221 and BMW 11538602282 for the same application.\u003c\/p\u003e\u003cp\u003eCompatible With BMW 550i, 750i xDrive, 750Li xDrive, Alpina B7, M550i xDrive, M850i xDrive, X5, X6, and X7 applications listed below. Part number 902-5954 is a practical choice when servicing BMW 550i and BMW X7 cooling system housing wear, leakage, or thermostat-related concerns.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked or warped thermostat housing.\u003c\/li\u003e\n\u003cli\u003eAddressing coolant leaks at the housing or gasket interface.\u003c\/li\u003e\n\u003cli\u003eRestoring thermostat control in a cooling system service.\u003c\/li\u003e\n\u003cli\u003eCorrecting overheating concerns tied to thermostat housing failure.\u003c\/li\u003e\n\u003cli\u003eServicing BMW cooling systems with an integrated housing cover.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the water pump-mounted application and integrated cover design before installation. The housing uses a gasket seal, and mounting hardware is not included. Confirm the thermostat opening temperature and port layout match the original part before assembly. Use the listed fitment to match the correct BMW application for part number 902-5954.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman designs this replacement housing to match stock fit and durability on specified vehicles. The assembly is built for service in high-temperature cooling environments and is backed by Dorman’s OE Solutions product line heritage.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":53417966272693,"sku":"BKKY-902-5954","price":185.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_9025954_Fro.jpg?v=1791005223","url":"https:\/\/www.partcatalog.com\/products\/dorman-902-5954-engine-coolant-thermostat-housing-assembly-water-pump","provider":"PartCatalog","version":"1.0","type":"link"}