Dorman 902-3308 Engine Coolant Thermostat Housing Assembly - Upper

Reliable Engine Coolant Thermostat Housing for Chrysler PT Cruiser

The Dorman 902-3308 Engine Coolant Thermostat Housing Assembly is designed specifically for Chrysler PT Cruiser models. This replacement part ensures proper coolant flow and temperature regulation, helping maintain engine performance and prevent overheating.

• Constructed with durable aluminum and plastic materials for strength and corrosion resistance
• Includes a gasket o-ring to ensure a secure, leak-free seal
• Features a 1.27-inch inside diameter and a single outlet port for efficient coolant flow
• Two mounting holes with a bolt hole center-to-center distance of 2.905 inches for precise fitment
• Standard replacement grade designed to meet OEM specifications

Product Details and Specifications

The Dorman 902-3308 thermostat housing assembly combines aluminum and plastic components to provide a balance of durability and lightweight construction. Its black finish offers corrosion resistance and a clean appearance under the hood. The housing includes a gasket o-ring to prevent coolant leaks and ensure a tight seal. With a flange thickness of 0.631 inches and flange width of 0.631 inches, this part fits securely onto the engine block. The assembly features one outlet port designed for the heater hose connection, supporting proper coolant circulation within the Chrysler PT Cruiser cooling system.

Compatible Vehicles and Applications

This thermostat housing assembly is compatible with Chrysler PT Cruiser models requiring part number 902-3308. It is engineered to replace the original thermostat housing, restoring proper engine temperature regulation and coolant flow.

• Prevents engine overheating by maintaining correct coolant temperature
• Eliminates coolant leaks caused by cracked or damaged thermostat housings
• Resolves poor heater performance due to faulty coolant flow
• Addresses engine temperature fluctuations linked to thermostat housing failure

Installation Notes and Tips

Installation of the Dorman 902-3308 thermostat housing assembly requires basic mechanical skills and standard hand tools. Ensure the engine is cool before beginning work to avoid injury. Remove the old thermostat housing carefully, clean the mounting surface thoroughly, and install the included gasket o-ring to prevent leaks. Tighten mounting bolts evenly to the manufacturer’s torque specifications. Verify proper coolant levels and check for leaks after installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 902-3308 thermostat housing assembly comes with a standard replacement grade assurance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship to support customer confidence in product quality.