Dorman 902-3005 Engine Coolant Thermostat Housing

Overview of Dorman Engine Coolant Thermostat Housing 902-3005

The Dorman 902-3005 engine coolant thermostat housing is designed for reliable cooling system performance in select Chrysler, Dodge, and Plymouth vehicles. This metal thermostat housing provides a durable and precise fit for models including the 300M, Concorde, Intrepid, LHS, and Prowler.

• Constructed from durable metal with a black finish for corrosion resistance
• Features a 1.25-inch outlet port diameter for proper coolant flow
• Includes two mounting holes with a diameter of 0.313 inches for secure installation
• Designed with a 90-degree housing neck angle to match OEM specifications
• Does not include thermostat, gasket, bolts, or air vent valve

Detailed Product Description

The Dorman 902-3005 thermostat housing is engineered to meet the exact specifications required by Chrysler, Dodge, and Plymouth vehicles such as the 300M, Concorde, Intrepid, LHS, and Prowler. Made from metal, this housing offers strength and durability to withstand engine heat and pressure. The black finish helps resist corrosion, extending the service life of the part. The 1.25-inch outlet port diameter ensures proper coolant flow, while the 90-degree neck angle aligns with factory design for seamless integration. With two mounting holes sized at 0.313 inches, the housing secures firmly to the engine block. This part does not include a thermostat, gasket, or mounting bolts, allowing for flexibility in replacement and maintenance.

Common Applications and Issues Addressed

• Replacement of cracked or leaking thermostat housing
• Resolving coolant leaks around the thermostat area
• Addressing overheating issues caused by faulty housing fitment
• Maintaining proper coolant flow in Chrysler 300M and Dodge Intrepid engines
• Restoring cooling system integrity in Plymouth Prowler and LHS models

Installation Notes and Tips

When installing the Dorman 902-3005 thermostat housing, ensure the mating surfaces are clean and free of old gasket material. Since this housing does not include a gasket or bolts, use OEM or compatible replacement parts to secure the housing properly. Verify the 90-degree neck angle aligns with your vehicle’s coolant hose routing. Tighten mounting bolts evenly to the manufacturer’s torque specifications to prevent leaks. It is recommended to inspect the thermostat separately, as this housing does not include one.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-3005 thermostat housing undergoes rigorous quality control to ensure durability and reliable performance in Chrysler, Dodge, and Plymouth vehicles. While this product does not include a thermostat or gasket, it is backed by Dorman’s limited warranty against defects in material and workmanship, providing confidence in your replacement part.