Dorman 902-5220 Engine Coolant Thermostat Housing - Upper

Overview of Dorman Engine Coolant Thermostat Housing 902-5220

The Dorman 902-5220 engine coolant thermostat housing is designed specifically for Toyota Paseo and Tercel models. Crafted from durable aluminum, this natural-colored housing provides reliable performance for your vehicle's cooling system.

• Material: Aluminum for corrosion resistance and durability
• Color: Natural aluminum finish
• Outlet port diameter: 1.16 inches
• Inlet port diameter: 2.05 inches
• Height: 2.8 inches
• Mounting holes: 2 with 0.263 inch diameter
• Bolt hole center-to-center distance: 2.63 inches
• Flange thickness: 0.336 inches
• Housing neck angle: 180 degrees
• Package includes: 1 water outlet (thermostat, gasket, bolts, and O-rings not included)

Detailed Product Description

The Dorman 902-5220 thermostat housing is engineered to meet the specifications of Toyota Paseo and Tercel vehicles. Constructed from aluminum, it offers enhanced heat dissipation and resistance to corrosion compared to plastic alternatives. The housing features a 180-degree neck angle, facilitating proper coolant flow and fitment within the engine bay. With two mounting holes spaced 2.63 inches apart, installation aligns precisely with factory mounting points. The inlet and outlet port diameters of 2.05 inches and 1.16 inches respectively ensure compatibility with the vehicle’s cooling hoses. This part does not include a thermostat, gasket, bolts, or O-rings, so these components must be sourced separately.

Compatible Vehicles and Common Applications

• Replacement for Toyota Paseo thermostat housing
• Replacement for Toyota Tercel thermostat housing
• Addresses coolant leaks from damaged or cracked housings
• Resolves overheating issues caused by faulty thermostat housings
• Restores proper coolant flow and engine temperature regulation

Installation Notes and Tips

• Ensure the engine is cool before beginning installation to avoid burns
• Inspect and replace the thermostat, gasket, and O-rings during installation for optimal sealing
• Use proper torque specifications on mounting bolts to prevent leaks or damage
• Check coolant levels and bleed air from the system after installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-5220 thermostat housing undergoes rigorous quality control to ensure durability and reliable performance. While this product does not include a thermostat or seals, it is backed by Dorman’s limited warranty against defects in material and workmanship.