Dorman 902-3003 Engine Coolant Thermostat Housing

Overview of Dorman Engine Coolant Thermostat Housing 902-3003

The Dorman 902-3003 engine coolant thermostat housing is designed for reliable cooling system performance in Chrysler, Dodge Cirrus, Sebring, and Stratus models. This thermostat housing is constructed from durable black plastic and includes a gasket for a secure seal.

• Material: High-quality black plastic for corrosion resistance
• Outlet port diameter: 1.188 inches for precise coolant flow
• Includes gasket to ensure leak-free installation
• Three mounting holes with 0.313 inch diameter for secure fitment
• Housing neck angle of 180 degrees to match OEM specifications
• Compatible with Chrysler and Dodge Cirrus, Sebring, and Stratus vehicles
• Thermostat not included; housing only

Detailed Product Description

The Dorman 902-3003 engine coolant thermostat housing is engineered to meet the exact fitment requirements of Chrysler and Dodge vehicles, specifically the Cirrus, Sebring, and Stratus models. Made from durable black plastic, this housing resists corrosion and withstands the thermal stresses of engine operation. The 1.188-inch outlet port diameter ensures proper coolant flow, while the 180-degree housing neck angle aligns with factory specifications for seamless integration. The package includes a gasket to provide a tight seal and prevent coolant leaks. With three mounting holes sized at 0.313 inches, installation is straightforward and secure. This part does not include the thermostat or mounting bolts, so those components must be sourced separately.

Common Applications and Issues Addressed

• Replacement of cracked or damaged thermostat housing
• Resolving coolant leaks around the thermostat housing area
• Preventing engine overheating due to faulty housing seals
• Restoring proper coolant flow in Chrysler and Dodge Cirrus, Sebring, and Stratus models
• Maintaining cooling system integrity after thermostat replacement

Installation Notes and Tips

• Ensure the engine is cool before beginning installation to avoid burns
• Use the included gasket to prevent coolant leaks; do not reuse old gaskets
• Verify the 180-degree housing neck angle matches the vehicle’s original part
• Torque mounting bolts to manufacturer specifications (bolts not included)
• Inspect surrounding hoses and clamps for wear during installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-3003 thermostat housing undergoes quality checks to ensure durability and performance in Chrysler and Dodge Cirrus, Sebring, and Stratus vehicles. While specific warranty details vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.