Dorman 902-2083 Engine Coolant Thermostat Housing - Upper

Overview of Dorman Engine Coolant Thermostat Housing 902-2083

The Dorman 902-2083 engine coolant thermostat housing is designed for reliable cooling system performance in select Chevrolet, Pontiac, and Saturn vehicles. Crafted from durable metal with a natural finish, this thermostat housing ensures proper coolant flow and engine temperature regulation.

• Constructed from sturdy metal material for durability
• Natural color finish for corrosion resistance
• Outlet port diameter of 1.437 inches for precise fitment
• Two mounting holes with 0.28-inch diameter for secure installation
• 45-degree housing neck angle to match OEM specifications
• Does not include thermostat, gasket, bolts, or O-rings

Detailed Product Description

The Dorman 902-2083 thermostat housing is engineered to meet the exact specifications required by various Chevrolet, Pontiac, and Saturn models, including the Chevrolet Cobalt, Malibu, and HHR, Pontiac G5, G6, and Solstice, as well as Saturn Aura, Ion, and Vue. Its metal construction provides strength and resistance to heat and corrosion, essential for maintaining the integrity of the engine cooling system. The housing features a 1.437-inch outlet port diameter and a 45-degree neck angle, ensuring compatibility with the vehicle’s cooling hoses and system layout. With two mounting holes sized at 0.28 inches, the housing can be securely fastened to the engine block. This part does not include a thermostat, gasket, bolts, or O-rings, so these components must be sourced separately during installation.

Common Applications and Issues Addressed

• Replacement for cracked or leaking thermostat housing
• Restores proper coolant flow and engine temperature regulation
• Prevents coolant leaks that can cause engine overheating
• Addresses corrosion or wear in original housing components
• Ensures secure mounting to avoid coolant system pressure loss

Installation Notes and Tips

• Verify compatibility with your specific Chevrolet, Pontiac, or Saturn model before installation
• Use appropriate gasket or sealant as this housing does not include a gasket
• Inspect and replace mounting bolts if necessary, as bolts are not included
• Ensure the 45-degree neck angle aligns with your vehicle’s cooling hose configuration
• Follow manufacturer torque specifications for mounting bolts to prevent leaks

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-2083 thermostat housing undergoes rigorous quality control to ensure durability and reliable performance in your Chevrolet, Pontiac, or Saturn vehicle. Please refer to Dorman’s warranty policy for specific coverage details.