{"product_id":"motorad-975-198-engine-coolant-thermostat-housing-assembly","title":"Motorad 975-198 Engine Coolant Thermostat Housing Assembly","description":"\u003ch2\u003eOverview of Motorad Integrated Housing Thermostat 975-198\u003c\/h2\u003e\u003cp\u003eThe Motorad Integrated Housing Thermostat 975-198 is designed for precise engine temperature regulation in select Mercedes-Benz models. This thermostat housing assembly ensures reliable coolant flow control, helping maintain optimal engine performance and efficiency.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mercedes-Benz GL350, GLS350d, ML350, R350, and S350 models\u003c\/li\u003e\n\u003cli\u003eIntegrated Housing Thermostat product line for streamlined cooling system integration\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum, stainless steel, and copper materials\u003c\/li\u003e\n\u003cli\u003eIncludes a rubber gasket\/seal and a jiggle pin for effective coolant venting\u003c\/li\u003e\n\u003cli\u003eFeatures a bleeder hole and four bolt holes for secure mounting\u003c\/li\u003e\n\u003cli\u003eThermostat opens at 198°F to regulate engine temperature accurately\u003c\/li\u003e\n\u003cli\u003eOutlet port diameter of 1.90 inches for proper coolant flow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Engine Coolant Thermostat Housing Assembly from Motorad, part number 975-198, is engineered to meet the cooling system requirements of various Mercedes-Benz vehicles including the GL350, GLS350d, ML350, R350, and S350. The assembly is crafted from a combination of aluminum, stainless steel, and copper, providing strength and corrosion resistance. It features a single outlet port with a 1.90-inch diameter to ensure efficient coolant circulation.\u003c\/p\u003e\u003cp\u003eThe thermostat integrated within the housing opens at 198 degrees Fahrenheit, allowing the engine to reach optimal operating temperature before coolant flow begins. This precise temperature control helps prevent engine overheating and promotes fuel efficiency. The included rubber gasket ensures a tight seal to prevent leaks, while the jiggle pin and bleeder hole facilitate air removal from the cooling system during installation and operation.\u003c\/p\u003e\u003ch2\u003eAbout the Integrated Housing Thermostat Product Line\u003c\/h2\u003e\u003cp\u003eThe Motorad Integrated Housing Thermostat line combines the thermostat and housing into a single assembly, simplifying installation and reducing potential leak points. This design is intended to provide a reliable and compact solution for engine cooling systems, particularly in Mercedes-Benz models requiring precise temperature management. The 975-198 part exemplifies this approach by integrating essential components into one durable unit.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for faulty or leaking thermostat housings in Mercedes-Benz GL350, GLS350d, ML350, R350, and S350\u003c\/li\u003e\n\u003cli\u003eResolves engine overheating caused by thermostat failure\u003c\/li\u003e\n\u003cli\u003ePrevents coolant leaks due to worn or damaged seals\u003c\/li\u003e\n\u003cli\u003eImproves coolant flow regulation for consistent engine temperature\u003c\/li\u003e\n\u003cli\u003eEliminates air pockets in the cooling system with built-in bleeder hole and jiggle pin\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\u003eUse the included rubber gasket to create a proper seal and prevent leaks\u003c\/li\u003e\n\u003cli\u003eTorque the four mounting bolts evenly to manufacturer specifications\u003c\/li\u003e\n\u003cli\u003eBleed the cooling system using the bleeder hole and jiggle pin to remove trapped air\u003c\/li\u003e\n\u003cli\u003eNote that mounting hardware and installation tools are not included and must be sourced separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eMotorad manufactures the 975-198 thermostat housing assembly to meet OEM standards for fit and function. The use of high-quality materials such as aluminum, stainless steel, and copper ensures durability and corrosion resistance. This part includes a rubber gasket for sealing integrity. While specific warranty details are not provided, Motorad products typically adhere to industry quality controls to support reliable vehicle operation.\u003c\/p\u003e","brand":"Motorad","offers":[{"title":"Default Title","offer_id":45165735837877,"sku":"BFNG-975-198","price":218.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/TZ_975198_Fro.jpg?v=1775103815","url":"https:\/\/www.partcatalog.com\/products\/motorad-975-198-engine-coolant-thermostat-housing-assembly","provider":"PartCatalog","version":"1.0","type":"link"}