{"product_id":"motorad-448-180-engine-coolant-thermostat","title":"Motorad 448-180 Engine Coolant Thermostat - Rear","description":"\u003ch2\u003eReliable Engine Coolant Thermostat for Chevrolet, GMC, and Hummer\u003c\/h2\u003e\u003cp\u003eThe Motorad Standard 448-180 engine coolant thermostat is designed to maintain optimal engine temperature for select Chevrolet, GMC, and Hummer models. Engineered with precision, this thermostat ensures efficient coolant flow and temperature regulation at 180 degrees Fahrenheit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSealing flange outside diameter: 2.2 inches\u003c\/li\u003e\n\u003cli\u003eHeight between flanges: 1.02 inches\u003c\/li\u003e\n\u003cli\u003eOverall height: 1.45 inches\u003c\/li\u003e\n\u003cli\u003eStandard type thermostat with jiggle pin weep hole\u003c\/li\u003e\n\u003cli\u003eIncludes rubber gasket with O-ring seal\u003c\/li\u003e\n\u003cli\u003eStart to open temperature: 180°F\u003c\/li\u003e\n\u003cli\u003eFlange thickness: 0.05 inches\u003c\/li\u003e\n\u003cli\u003eOne seal included, no installation tool required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Motorad Standard Product Line\u003c\/h2\u003e\u003cp\u003eThe Motorad Standard line offers dependable replacement parts designed to meet original equipment specifications. This engine coolant thermostat from the Standard series provides consistent performance and durability, making it suitable for routine maintenance and repairs on compatible vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Motorad Standard 448-180 thermostat features a 2.2-inch sealing flange outside diameter and a 1.02-inch height between flanges, ensuring a precise fit within the cooling system. Its 1.45-inch overall height and 0.05-inch flange thickness contribute to proper installation and sealing. The thermostat opens at 180 degrees Fahrenheit, regulating coolant flow to maintain engine temperature. Equipped with a jiggle pin weep hole, it allows air to escape from the cooling system, preventing air locks. The included rubber gasket with an O-ring seal ensures a secure, leak-free connection.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Express 2500 and 3500\u003c\/li\u003e\n\u003cli\u003eGMC Savana 2500 and 3500\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 2500 HD, 2500 HD Classic, 3500, 3500 Classic, and 3500 HD\u003c\/li\u003e\n\u003cli\u003eChevrolet Silverado 2500 HD, 2500 HD Classic, 3500, 3500 Classic, and 3500 HD\u003c\/li\u003e\n\u003cli\u003eHummer H1\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis thermostat is designed specifically for these models to ensure proper engine temperature control and cooling system efficiency.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Thermostat\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine overheating due to thermostat failure\u003c\/li\u003e\n\u003cli\u003eCoolant leaks caused by worn or damaged seals\u003c\/li\u003e\n\u003cli\u003ePoor engine performance from improper coolant flow\u003c\/li\u003e\n\u003cli\u003eAir trapped in the cooling system causing temperature fluctuations\u003c\/li\u003e\n\u003cli\u003eDelayed engine warm-up times\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, verify compatibility with your vehicle’s make and model. Ensure the cooling system is drained to prevent spills. Replace the old thermostat and gasket with the Motorad Standard 448-180 part number, making sure the jiggle pin is positioned correctly to allow air to escape. Tighten the flange bolts evenly to avoid leaks. No special installation tools are required, but follow manufacturer torque specifications for best results.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eMotorad Standard thermostats are manufactured to meet OEM standards for fit and function. This part includes a rubber gasket and O-ring seal to ensure a reliable, leak-free installation. While specific warranty details are not provided, Motorad products typically adhere to industry quality controls to support vehicle cooling system integrity.\u003c\/p\u003e","brand":"Motorad","offers":[{"title":"Default Title","offer_id":45165709754549,"sku":"BFNG-448-180","price":18.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/TZ_448180_Fro.jpg?v=1775103771","url":"https:\/\/www.partcatalog.com\/products\/motorad-448-180-engine-coolant-thermostat","provider":"PartCatalog","version":"1.0","type":"link"}