Dorman 902-5044 Engine Coolant Thermostat Housing

Overview of Dorman Engine Coolant Thermostat Housing 902-5044

The Dorman 902-5044 engine coolant thermostat housing is designed for reliable cooling system performance in select Toyota vehicles. Engineered from durable metal with a natural finish, this thermostat housing is compatible with Toyota Avalon, Camry, and Sienna models, providing a precise fit and function.

• Constructed from sturdy metal material for durability
• Natural color finish for corrosion resistance
• Outlet port diameter of 1.468 inches for proper coolant flow
• Three mounting holes with 0.313 inch diameter for secure installation
• 90-degree housing neck angle to match OEM specifications
• Does not include thermostat, gasket, bolts, or O-rings
• Compatible with Toyota Avalon, Camry, and Sienna models

Detailed Product Description

The Dorman 902-5044 engine coolant thermostat housing is a precision replacement part designed to maintain optimal engine temperature regulation. Made from metal, it offers strength and resistance to heat and pressure within the cooling system. The housing features a 90-degree neck angle and a 1.468-inch outlet port diameter, ensuring proper coolant routing and compatibility with the original equipment. With three mounting holes sized at 0.313 inches, it provides a secure and stable fit on the engine block. This thermostat housing does not include the thermostat, gasket, bolts, or O-rings, allowing for flexibility in replacement parts based on your vehicle’s needs.

Compatible Vehicles and Applications

• Designed specifically for Toyota Avalon models requiring a 902-5044 thermostat housing
• Compatible with Toyota Camry vehicles needing a metal thermostat housing with a 90-degree neck angle
• Fits Toyota Sienna models where a natural-colored metal thermostat housing is specified

Common Issues Addressed by This Thermostat Housing

• Prevents coolant leaks caused by cracked or damaged thermostat housings
• Restores proper coolant flow to avoid engine overheating
• Eliminates coolant contamination from housing corrosion or failure
• Ensures secure mounting to prevent coolant system pressure loss
• Maintains correct thermostat positioning for accurate engine temperature control

Installation Notes and Tips

When installing the Dorman 902-5044 thermostat housing, ensure the mounting surface is 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 hoses to prevent leaks or hose stress. It is recommended to inspect the thermostat separately and replace it if necessary during installation.

Quality Assurance and Warranty

Dorman manufactures this engine coolant thermostat housing to meet or exceed OEM standards for fit, form, and function. The metal construction provides durability under typical operating conditions. While no thermostat or seals are included, the housing is engineered for long service life. Please refer to Dorman’s warranty policy for specific coverage details related to part number 902-5044.