Dorman 902-1033 Engine Coolant Thermostat Housing

Reliable Engine Coolant Thermostat Housing for Ford, Lincoln, and Mercury

The Dorman 902-1033 Engine Coolant Thermostat Housing is designed to provide a durable and precise fit for various Ford, Lincoln, and Mercury vehicles. Engineered from metal with a natural finish, this thermostat housing ensures efficient coolant flow and reliable engine temperature regulation.

• Constructed from durable metal material for long-lasting performance
• Includes a gasket for a secure, leak-free seal
• Features a 1.5-inch outlet port diameter for optimal coolant flow
• Equipped with an air vent (bleeder valve) to prevent air pockets
• Two mounting holes with 0.313-inch diameter for secure installation
• Housing neck angle of 180° to match OEM specifications
• Package includes thermostat housing and gasket; bolts and thermostat not included

Detailed Product Description

The Dorman 902-1033 thermostat housing is crafted from metal, providing strength and resistance to heat and corrosion. Its natural color finish maintains the original equipment appearance. The housing features a 1.5-inch outlet port diameter, ensuring proper coolant circulation through the engine cooling system. The included gasket guarantees a tight seal to prevent leaks, while the built-in air vent (bleeder valve) allows trapped air to escape, reducing the risk of overheating. With two mounting holes sized at 0.313 inches in diameter and a 180° housing neck angle, this part is engineered to match the exact fitment requirements of select Ford, Lincoln, and Mercury models.

Compatible Vehicles and Applications

This thermostat housing is compatible with a range of Ford, Lincoln, and Mercury vehicles, including:

• Ford F-150, F-250, F-350
• Ford E-250 Econoline and E-350 Econoline Club Wagon
• Lincoln Continental, Town Car, and Mark series
• Mercury Cougar, Grand Marquis, Marauder, Montego, and Thunderbird
• Other models such as Colony Park, LTD, and Marquis

Common Issues Addressed by This Thermostat Housing

• Coolant leaks caused by cracked or damaged thermostat housing
• Engine overheating due to improper coolant flow
• Air pockets in the cooling system leading to inefficient temperature regulation
• Corrosion or wear compromising the housing’s sealing surface
• Loose or misaligned mounting causing coolant system failure

Installation Notes and Tips

When installing the Dorman 902-1033 thermostat housing, ensure the mating surfaces are clean and free of old gasket material. Use the included gasket to achieve a proper seal and prevent leaks. The housing requires two mounting bolts (not included), so verify bolt condition and torque specifications according to the vehicle’s service manual. Bleed the cooling system after installation to remove trapped air through the built-in air vent. This part does not include a thermostat, so reuse the existing thermostat or install a new one as needed.

Quality Assurance and Warranty

Dorman manufactures this thermostat housing to meet or exceed OEM standards for fit, form, and function. The metal construction and precise engineering contribute to reliable engine cooling system performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.