SKU: M77C31302
UPC: 725975601112
MPN: C31302
The Thermostat Housing O-Ring Ford 4.6L is a critical engine seal component designed specifically for 4.6-liter Ford V8 platforms, including popular models like the Mustang, F-150, Expedition, and Lincoln. This part is essential for preventing coolant leaks at the thermostat housing interface, ensuring that your engine maintains the proper cooling system pressure and operating temperature.
Manufactured to OEM specifications, this o-ring is made from premium elastomer material that can withstand sustained coolant temperatures between 195–220°F while maintaining a tight seal under system pressure of up to 16 psi. Its compact design fits precisely into the grooved thermostat housing cavity, creating a zero-leak interface when properly installed.
This o-ring is particularly beneficial for technicians and DIY enthusiasts working on older Mustangs or maintaining high-mileage F-Series trucks. It is an essential component for diagnosing persistent coolant leaks and ensuring long-term reliability in your vehicle's cooling system.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
