Dorman 902-3028 Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing for Select Chrysler and Dodge Vehicles

Dorman 902-3028 is a replacement engine coolant thermostat housing built to match the fit and durability of the original housing on specified vehicles. It is made from metal and engineered to handle repeated temperature swings in the cooling system. This thermostat housing with gasket is a direct-fit service part for select Chrysler, Dodge, Plymouth, and Ram 50 applications.

Key Features

• Metal construction with a natural finish
• Outlet port diameter: 1.313 in.
• Housing neck angle: 180 degrees
• Gasket or seal included
• Mounting hole quantity: 2
• No thermostat included
• No bleeder valve and no bolts included
• Package contents: thermostat housing with gasket

Detailed Description

This Dorman thermostat housing, part number 902-3028, is designed for cooling system service where the original housing has cracked, warped, or corroded. The metal body helps maintain a secure seal at the coolant outlet, while the included gasket supports proper reassembly. It cross-references DENSO Auto Parts 5022 and Motorad CH4028 for the same application. Fits 1983-1988 Dodge Ram 50, N/A; 1984-1987 Dodge Caravan, N/A; 1984-1987 Plymouth Voyager, N/A; 1983-1986 Dodge Power Ram 50, N/A; 1982-1985 Chrysler LeBaron, N/A; 1983-1985 Chrysler New Yorker, N/A; 1982-1985 Chrysler Town & Country, N/A; 1983-1985 Dodge 600, N/A; 1981-1985 Dodge Aries, N/A; 1984-1985 Dodge Colt, N/A; 1976-1980 Dodge Colt, N/A; 1981-1985 Plymouth Reliant, N/A; 1978-1983 Dodge Challenger, N/A; 1979-1982 Dodge D50, N/A.

What It Helps Fix

• Coolant leaks at the thermostat housing
• Cracked or warped original housing surfaces
• Corrosion around the coolant outlet
• Improper sealing at the thermostat housing gasket
• Cooling system service on aging Chrysler, Dodge, and Plymouth vehicles

Installation Notes and Tips

Verify the outlet port diameter, mounting hole spacing, and 180-degree neck angle before installation. Clean the mating surfaces thoroughly and replace the thermostat if inspection shows wear or contamination, since this housing does not include one. Confirm vehicle-specific fitment for Chrysler LeBaron, Dodge Aries, Dodge Colt, Dodge Challenger, Plymouth Reliant, and other listed applications before assembly.

Quality Assurance

Dorman designs this replacement thermostat housing to match stock fit and durability on specified vehicles and to withstand extreme temperature changes for extended service life. Part number 902-3028 is built as a direct replacement cooling system housing for select Chrysler, Dodge, Plymouth, and Ram 50 models.