Dorman 902-1078 Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing for Ford and Lincoln

Dorman 902-1078 is a replacement engine coolant thermostat housing for select Ford Explorer, Ford Flex, Ford Taurus, Lincoln MKT, and Lincoln MKS applications. Built from aluminum with a natural finish, it is engineered to match the original housing’s fit and durability while handling repeated temperature swings in the cooling system.

This thermostat housing is a direct-fit cooling system service part for vehicles that need a replacement thermostat housing assembly without the thermostat, gasket, seals, or mounting bolts.

Key Features

• Aluminum construction for strength and heat resistance
• Natural finish housing for OE-style appearance
• Outlet port diameter: 1.75 in.
• Inlet port diameter: 1.24 in.
• Mounting hole quantity: 2 with 2.47 in. bolt hole center spacing
• Flange thickness: 0.27 in.
• No gasket or seal included
• No thermostat included
• No air vent, bolts, or O-rings included

Detailed Description

Dorman 902-1078 is an engine coolant thermostat housing designed for cooling system service on 2013-2019 Ford Explorer, 2010-2019 Ford Flex, 2010-2019 Ford Taurus, 2010-2019 Lincoln MKT, and 2010-2016 Lincoln MKS. It is built to match the stock housing’s fit and durability, with aluminum construction selected to handle extreme temperature changes in normal cooling system operation. This part cross-references Motorad CH6010 and AA5Z8592A for the same application.

What It Helps Fix

• Cracked or warped thermostat housing
• Coolant leaks at the housing flange or ports
• Overheating caused by a damaged housing assembly
• Cooling system service needs on Ford Explorer, Ford Flex, Ford Taurus, Lincoln MKT, and Lincoln MKS
• Fitment issues from a worn original coolant outlet housing

Installation Notes

Verify port diameters, bolt-hole spacing, and mounting-hole count before installation. Transfer any required thermostat, gasket, seals, or fasteners from the original assembly if your repair calls for them, since they are not included. Clean the mating surfaces thoroughly and inspect adjacent cooling system components for wear or coolant residue before reassembly.

Quality Assurance

Dorman designs replacement cooling system parts to match original fit and service requirements for specified vehicles. Part number 902-1078 is built as a direct replacement thermostat housing for the listed Ford and Lincoln applications.