{"product_id":"dorman-902-5167-engine-coolant-thermostat-housing-assembly","title":"Dorman 902-5167 Engine Coolant Thermostat Housing Assembly","description":"\u003ch2\u003eReliable Engine Coolant Thermostat Housing Assembly for Audi Models\u003c\/h2\u003e\u003cp\u003eThe Dorman 902-5167 Engine Coolant Thermostat Housing Assembly is designed specifically for Audi A4, A4 Quattro, A6, and A6 Quattro vehicles. This metal thermostat housing assembly ensures proper engine temperature regulation by housing the thermostat that opens at 198 degrees Fahrenheit.\u003c\/p\u003e\u003ch2\u003eKey Features of Dorman 902-5167 Thermostat Housing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable metal with a natural finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes one thermostat housing, one O-ring, and one thermostat for a complete assembly\u003c\/li\u003e\n\u003cli\u003eThermostat opens at 198 degrees Fahrenheit to maintain optimal engine temperature\u003c\/li\u003e\n\u003cli\u003eDesigned with two mounting holes and precise bolt hole center measurements (2.5, 2.9, and 3 inches) for secure fitment\u003c\/li\u003e\n\u003cli\u003eFlange dimensions: 3.38 inches length, 2.51 inches width, and 0.325 inches thickness\u003c\/li\u003e\n\u003cli\u003eCompatible with Audi A4, A4 Quattro, A6, and A6 Quattro models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Thermostat Housing Assembly\u003c\/h2\u003e\u003cp\u003eThis Dorman engine coolant thermostat housing assembly (part number 902-5167) is engineered to meet the specifications of select Audi vehicles, including the A4 and A6 series with or without Quattro all-wheel drive. The metal construction provides strength and durability under high-temperature conditions. The included thermostat opens at 198 degrees Fahrenheit, allowing coolant flow to regulate engine temperature effectively. The assembly features a single outlet port and is designed without a bleeder hole, ensuring compatibility with the original cooling system design. Precise flange and mounting hole dimensions guarantee a secure and proper fit during installation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for faulty or leaking thermostat housing assemblies in Audi A4 and A6 models\u003c\/li\u003e\n\u003cli\u003eResolves engine overheating caused by thermostat failure\u003c\/li\u003e\n\u003cli\u003ePrevents coolant leaks due to cracked or damaged housing\u003c\/li\u003e\n\u003cli\u003eRestores proper coolant flow and engine temperature regulation\u003c\/li\u003e\n\u003cli\u003eAddresses issues related to thermostat sticking or improper opening temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMounting hardware is not included; reuse existing bolts or acquire appropriate replacements\u003c\/li\u003e\n\u003cli\u003eEnsure gasket or seal surfaces are clean and free of debris before installation\u003c\/li\u003e\n\u003cli\u003eUse the included O-ring to maintain a proper seal and prevent leaks\u003c\/li\u003e\n\u003cli\u003eVerify thermostat orientation matches factory specifications for correct operation\u003c\/li\u003e\n\u003cli\u003eCheck coolant levels and system pressure after installation to confirm proper function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman 902-5167 thermostat housing assemblies are manufactured to meet OEM standards for fit and function. While mounting hardware and gaskets are not included, the assembly comes with a thermostat and O-ring to ensure a reliable seal. Dorman products typically include a limited warranty against defects in material and workmanship; please refer to Dorman's official warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44327220543669,"sku":"BKKY-902-5167","price":45.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_9025167_Fro.jpg?v=1775011661","url":"https:\/\/www.partcatalog.com\/products\/dorman-902-5167-engine-coolant-thermostat-housing-assembly","provider":"PartCatalog","version":"1.0","type":"link"}