{"product_id":"dorman-902-841-engine-coolant-thermostat-housing","title":"Dorman 902-841 Engine Coolant Thermostat Housing","description":"\u003ch2\u003eReliable Engine Coolant Thermostat Housing Replacement\u003c\/h2\u003e\u003cp\u003eThe Dorman 902-841 engine coolant thermostat housing is designed to provide a durable and precise fit for your vehicle's cooling system. Crafted from aluminum with a silver finish, this thermostat housing ensures efficient heat dissipation and long-lasting performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from lightweight, corrosion-resistant aluminum\u003c\/li\u003e\n\u003cli\u003eSilver color for corrosion protection and aesthetic match\u003c\/li\u003e\n\u003cli\u003eOutlet port diameter of 1 inch for standard coolant flow\u003c\/li\u003e\n\u003cli\u003eIncludes an air vent (bleeder valve) to prevent air pockets\u003c\/li\u003e\n\u003cli\u003eThree mounting holes with 0.25 inch diameter for secure installation\u003c\/li\u003e\n\u003cli\u003eHousing neck angle perpendicular to base for proper hose alignment\u003c\/li\u003e\n\u003cli\u003eDoes not include thermostat, gasket, O-rings, or bolts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDurable Aluminum Construction and Design Features\u003c\/h2\u003e\u003cp\u003eThe Dorman 902-841 thermostat housing is engineered from aluminum, offering excellent resistance to corrosion and heat. Its silver finish complements the engine bay while providing additional protection against environmental factors. The housing features a 1-inch outlet port diameter, suitable for standard coolant hoses, and a perpendicular neck angle to ensure proper hose routing. The inclusion of an air vent (bleeder valve) helps eliminate trapped air in the cooling system, improving coolant circulation and engine temperature regulation. With three mounting holes sized at 0.25 inches, this housing secures firmly to the engine block, maintaining a tight seal and preventing leaks.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicle Applications\u003c\/h2\u003e\u003cp\u003eThis engine coolant thermostat housing is compatible with various makes and models requiring a 1-inch outlet port and a perpendicular housing neck angle. It is important to verify fitment with your specific vehicle's year, make, and model to ensure proper installation and function. The Dorman 902-841 is commonly used in applications where a durable aluminum housing with an integrated air vent is necessary.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Thermostat Housing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks caused by cracked or damaged thermostat housings\u003c\/li\u003e\n\u003cli\u003eOverheating due to improper coolant flow or trapped air pockets\u003c\/li\u003e\n\u003cli\u003eCorrosion and wear from prolonged exposure to engine heat and coolant\u003c\/li\u003e\n\u003cli\u003eLoose or misaligned hose connections resulting in coolant loss\u003c\/li\u003e\n\u003cli\u003eFailure of original plastic housings under thermal stress\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the engine is cool before beginning installation to avoid burns\u003c\/li\u003e\n\u003cli\u003eInspect and replace the thermostat, gasket, and O-rings separately as they are not included\u003c\/li\u003e\n\u003cli\u003eClean mounting surfaces thoroughly to prevent leaks\u003c\/li\u003e\n\u003cli\u003eUse appropriate torque specifications for mounting bolts (not included)\u003c\/li\u003e\n\u003cli\u003eBleed the cooling system after installation to remove air pockets via the built-in air vent\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 902-841 thermostat housing to meet or exceed OEM standards for fit, form, and function. The aluminum construction provides durability and resistance to corrosion, contributing to a longer service life. While this part does not include a thermostat or mounting hardware, it is backed by Dorman's quality assurance processes. Please consult Dorman's warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44327271792821,"sku":"BKKY-902-841","price":19.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_902841_Fro.jpg?v=1775011718","url":"https:\/\/www.partcatalog.com\/products\/dorman-902-841-engine-coolant-thermostat-housing","provider":"PartCatalog","version":"1.0","type":"link"}