{"product_id":"dorman-603-641-engine-coolant-reservoir","title":"Dorman 603-641 Engine Coolant Reservoir - Front","description":"\u003ch2\u003eOverview of Dorman Engine Coolant Reservoir for Audi 90 Models\u003c\/h2\u003e\u003cp\u003eThe Dorman 603-641 engine coolant reservoir is designed specifically for Audi 90, 90 Quattro, and Cabriolet models. This replacement reservoir ensures proper coolant storage and pressure management, helping maintain optimal engine temperature and performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable white plastic for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes mounting brackets and a spring loaded twist cap\u003c\/li\u003e\n\u003cli\u003ePressurized design to maintain system integrity\u003c\/li\u003e\n\u003cli\u003eEquipped with three mounting holes for secure installation\u003c\/li\u003e\n\u003cli\u003eCap included for a complete replacement solution\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 603-641 engine coolant reservoir is engineered to meet the specifications of Audi 90 series vehicles, including the 90 Quattro and Cabriolet. Made from sturdy plastic, this white reservoir resists heat and chemical exposure common in engine compartments. It features a pressurized design that helps maintain the correct coolant pressure, preventing leaks and overheating. The included spring loaded twist cap allows for secure sealing and easy access during maintenance. With three mounting holes and included brackets, installation is stable and aligns with factory mounting points. This reservoir comes complete with the cap, providing a ready-to-install replacement part.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for cracked or leaking coolant reservoirs\u003c\/li\u003e\n\u003cli\u003eRestores proper coolant pressure in the cooling system\u003c\/li\u003e\n\u003cli\u003ePrevents coolant loss and engine overheating\u003c\/li\u003e\n\u003cli\u003eEliminates coolant contamination from damaged caps\u003c\/li\u003e\n\u003cli\u003eSupports cooling system efficiency in Audi 90, 90 Quattro, and Cabriolet\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 removing the old reservoir\u003c\/li\u003e\n\u003cli\u003eCheck all mounting points and hoses for wear or damage\u003c\/li\u003e\n\u003cli\u003eUse the included mounting brackets for secure fitment\u003c\/li\u003e\n\u003cli\u003eVerify the spring loaded twist cap is properly seated to maintain pressure\u003c\/li\u003e\n\u003cli\u003eRefill the cooling system with the appropriate coolant after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit and function. The 603-641 engine coolant reservoir undergoes quality checks to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship to provide confidence in your replacement part.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44011190354101,"sku":"BKKY-603-641","price":92.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_603641_Fro.jpg?v=1775008965","url":"https:\/\/www.partcatalog.com\/products\/dorman-603-641-engine-coolant-reservoir","provider":"PartCatalog","version":"1.0","type":"link"}