Dorman 902-3010 Engine Coolant Thermostat Housing

Reliable Engine Coolant Thermostat Housing for Jeep Vehicles

The Dorman 902-3010 engine coolant thermostat housing is designed to provide a durable and precise fit for various Jeep models, including Cherokee, CJ5, CJ7, Comanche, Grand Wagoneer, J10, Scrambler, Wagoneer, and Wrangler. Crafted from metal with a natural finish, this thermostat housing ensures effective cooling system performance and longevity.

• Constructed from durable metal material for long-lasting use
• Includes a gasket for a secure, leak-free seal
• Features a 1.5-inch outlet port diameter for proper coolant flow
• Equipped with an air vent (bleeder valve) to prevent airlocks
• Two mounting holes with 0.313-inch diameter for secure installation
• Housing neck angle of 180 degrees for precise fitment
• Thermostat not included, housing only

Detailed Product Description

The Dorman 902-3010 thermostat housing is engineered to meet the specific cooling system requirements of Jeep models such as the Cherokee, CJ5, CJ7, Comanche, Grand Wagoneer, J10, Scrambler, Wagoneer, and Wrangler. Its metal construction offers enhanced durability compared to plastic alternatives, resisting cracking and warping under high engine temperatures. The natural color finish maintains the original equipment appearance. The housing includes a gasket to ensure a tight seal and prevent coolant leaks. The 1.5-inch outlet port diameter supports efficient coolant flow, while the integrated air vent (bleeder valve) helps eliminate trapped air, improving cooling system efficiency. Two mounting holes with a diameter of 0.313 inches provide secure attachment points, and the 180-degree housing neck angle ensures proper alignment with the vehicle’s cooling system components.

Common Applications and Issues Addressed

• Replacement for cracked or leaking thermostat housings in Jeep Cherokee and Wrangler models
• Solves coolant leaks caused by worn or damaged gaskets
• Prevents overheating due to improper coolant flow or airlocks
• Restores proper thermostat housing fitment in Jeep CJ5, CJ7, and Comanche vehicles
• Addresses corrosion and wear in older Grand Wagoneer and Wagoneer cooling systems

Installation Notes and Tips

• Ensure the engine is cool before beginning installation to avoid burns
• Remove old thermostat housing and clean mounting surface thoroughly
• Use the included gasket to prevent coolant leaks; do not reuse old gaskets
• Verify the 180-degree neck angle aligns correctly with the vehicle’s coolant hoses
• Torque mounting bolts to manufacturer specifications (bolts not included)

Quality Assurance and Warranty

Dorman manufactures the 902-3010 thermostat housing to meet or exceed OEM standards for fit, form, and function. The metal construction and included gasket contribute to reliable, leak-free operation. While bolts are not included, the housing is designed for straightforward installation with existing hardware. Warranty coverage details can be obtained from Dorman, ensuring confidence in product quality and durability.