Dorman 902-1017 Engine Coolant Thermostat Housing

Reliable Engine Coolant Thermostat Housing for GM and Jeep Vehicles

The Dorman 902-1017 engine coolant thermostat housing is designed to provide a durable and precise fit for a range of Buick, Cadillac, Chevrolet, GMC, Jeep, Oldsmobile, and Pontiac models. Crafted from metal with a natural finish, this thermostat housing ensures reliable engine cooling system performance.

• Constructed from durable metal material for long-lasting use
• Includes a gasket for a secure, leak-free seal
• Natural color finish matches original equipment appearance
• Features two mounting holes with 0.313-inch diameter for proper installation
• 1.5-inch outlet port diameter compatible with specified vehicle cooling systems
• 180-degree housing neck angle for correct coolant flow direction
• Thermostat not included, allowing use with existing or aftermarket thermostats

Product Details and Specifications

The Dorman 902-1017 thermostat housing is engineered to meet the exact specifications required by various GM and Jeep vehicles, including models such as the Chevrolet Camaro, GMC S10 Blazer, Buick LeSabre, Pontiac Firebird, and Jeep CJ5 and CJ7. The metal construction provides strength and resistance to heat and corrosion, essential for maintaining engine temperature regulation. The included gasket ensures a tight seal between the housing and engine block, preventing coolant leaks. With two mounting holes sized at 0.313 inches, installation aligns with factory mounting points. The 1.5-inch outlet port diameter and 180-degree neck angle facilitate proper coolant flow through the thermostat housing assembly.

Compatible Vehicles and Applications

• Buick models including Century, LeSabre, and Skylark
• Cadillac Allante and other compatible models
• Chevrolet Camaro, Astro, and S10 series
• GMC S10 Blazer and Safari
• Jeep CJ5, CJ7, Scrambler, and S15 Jimmy
• Oldsmobile Cutlass Calais and Delta 88
• Pontiac Firebird, Grand Prix, and Sunbird

Common Issues Addressed by This Thermostat Housing

• Coolant leaks caused by cracked or damaged thermostat housing
• Engine overheating due to faulty thermostat housing sealing
• Corrosion and wear compromising coolant flow integrity
• Improper thermostat fitment leading to engine temperature fluctuations
• Replacement of worn or broken housing components in older GM and Jeep vehicles

Installation Notes and Tips

When installing the Dorman 902-1017 thermostat housing, ensure the engine is cool and the cooling system is depressurized. Remove the old housing carefully to avoid damaging surrounding components. Clean the mounting surface thoroughly before placing the included gasket to prevent leaks. Use the two mounting holes with 0.313-inch diameter bolts (not included) to secure the housing firmly. Verify the 180-degree neck angle aligns with the vehicle’s coolant hose routing. Since the thermostat is not included, install a compatible thermostat separately according to vehicle specifications.

Quality Assurance and Warranty

Dorman manufactures the 902-1017 thermostat housing to meet or exceed OEM standards for fit, form, and function. The metal construction and included gasket contribute to reliable performance in demanding engine environments. While bolts and thermostat are not included, the housing is designed for straightforward installation with factory hardware. Dorman typically offers a limited warranty on their parts; please refer to official Dorman documentation for specific warranty details.