{"product_id":"dorman-902-983-engine-coolant-thermostat-housing","title":"Dorman 902-983 Engine Coolant Thermostat Housing - Engine Block or Upper","description":"\u003ch2\u003eOverview of Dorman Engine Coolant Thermostat Housing 902-983\u003c\/h2\u003e\u003cp\u003eThe Dorman 902-983 engine coolant thermostat housing is designed for reliable cooling system performance in select Audi and Volkswagen vehicles. This black plastic water outlet provides a precise fit for models including the Audi 100, 100 Quattro, and Volkswagen EuroVan.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable black plastic construction\u003c\/li\u003e\n\u003cli\u003eOutlet port diameter of 1.5 inches for proper coolant flow\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes with 0.35-inch diameter for secure installation\u003c\/li\u003e\n\u003cli\u003e90-degree housing neck angle to match OEM specifications\u003c\/li\u003e\n\u003cli\u003eIncludes water outlet only; thermostat and gasket not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 902-983 thermostat housing is engineered with a 90-degree neck angle to ensure compatibility with the cooling system layout of Audi 100, 100 Quattro, and Volkswagen EuroVan models. Constructed from durable plastic, this housing resists corrosion and heat exposure typical in engine compartments. The outlet port diameter measures 1.5 inches, facilitating efficient coolant flow. It features two mounting holes, each with a diameter of 0.35 inches, allowing for a secure and stable fit. This part does not include a gasket, seal, thermostat, bolts, or air vent (bleeder valve), so these components must be sourced separately if needed.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis engine coolant thermostat housing is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAudi 100\u003c\/li\u003e\n\u003cli\u003eAudi 100 Quattro\u003c\/li\u003e\n\u003cli\u003eVolkswagen EuroVan\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse this part to replace a damaged or leaking thermostat housing in these specific models to maintain proper engine temperature regulation and prevent coolant leaks.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Thermostat Housing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks caused by cracked or warped housing\u003c\/li\u003e\n\u003cli\u003eOverheating due to faulty thermostat housing fitment\u003c\/li\u003e\n\u003cli\u003eCorrosion damage compromising coolant flow\u003c\/li\u003e\n\u003cli\u003eLoose mounting leading to coolant system pressure loss\u003c\/li\u003e\n\u003cli\u003eReplacement of worn or brittle plastic housings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 902-983 thermostat housing, ensure the mounting surface is clean and free of old gasket material. Since this part does not include a gasket or bolts, use OEM or compatible replacement hardware and seals. Tighten mounting bolts evenly to the manufacturer’s torque specifications to avoid warping the plastic housing. Verify the 90-degree neck angle aligns correctly with the coolant hoses for proper fitment.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. While this product does not include a thermostat or gasket, it is designed to provide a reliable replacement housing for the specified Audi and Volkswagen models. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44327285063861,"sku":"BKKY-902-983","price":19.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_902983_Fro.jpg?v=1775011735","url":"https:\/\/www.partcatalog.com\/products\/dorman-902-983-engine-coolant-thermostat-housing","provider":"PartCatalog","version":"1.0","type":"link"}