Dorman 902-317 Engine Coolant Thermostat Housing

Overview of Dorman Engine Coolant Thermostat Housing 902-317

The Dorman 902-317 engine coolant thermostat housing is designed for Chrysler and Dodge vehicles, including the 300, Charger, and Magnum models. Constructed from durable aluminum and steel, this black thermostat housing ensures reliable performance and long-lasting service in your vehicle's cooling system.

• Material: Aluminum and steel for strength and corrosion resistance
• Color: Black finish for durability and appearance
• Outlet port diameter: 44 mm for precise coolant flow
• Includes gasket and O-ring for proper sealing
• Mounting holes: 2 holes with 9 mm diameter each
• Housing neck angle: 45 degrees for optimal fitment
• Package contents: 1 water outlet and 1 O-ring included
• Thermostat not included

Detailed Product Description

The Dorman 902-317 thermostat housing is engineered to replace the original equipment part on select Chrysler and Dodge vehicles such as the 300, Charger, and Magnum. Its aluminum and steel construction provides a balance of lightweight durability and resistance to heat and corrosion. The black finish adds an extra layer of protection against environmental factors. The housing features a 44 mm outlet port diameter and a 45-degree neck angle, ensuring proper coolant flow and compatibility with the vehicle's cooling system design. Included with the housing are a gasket and O-ring to help maintain a secure, leak-free seal during installation. This part does not include a thermostat or mounting bolts, so those components must be sourced separately if needed.

Common Applications and Issues Addressed

• Replacement of cracked or leaking thermostat housing on Chrysler 300, Dodge Charger, and Magnum models
• Resolving coolant leaks caused by worn or damaged seals
• Addressing overheating issues related to faulty thermostat housing
• Maintaining proper coolant flow with the correct outlet port diameter and neck angle
• Preventing corrosion and premature failure in the cooling system

Installation Notes and Tips

When installing the Dorman 902-317 thermostat housing, ensure the gasket and O-ring are properly seated to prevent coolant leaks. Verify that the mounting holes align correctly with the engine block and use appropriate torque specifications for mounting bolts (not included). Since the thermostat is not included, inspect the existing thermostat and replace it if necessary to ensure optimal cooling system performance. Always drain the coolant before removal and refill with the recommended coolant type after installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-317 thermostat housing undergoes rigorous quality control to ensure durability and reliable operation in Chrysler and Dodge vehicles. Please refer to Dorman's warranty policy for specific coverage details.