Dorman 902-5066 Engine Coolant Thermostat Housing

Reliable Engine Coolant Thermostat Housing for Nissan Sentra

The Dorman 902-5066 engine coolant thermostat housing is designed specifically for Nissan Sentra models, providing a durable and precise fit. Crafted from high-quality black plastic, this thermostat housing ensures efficient coolant flow and engine temperature regulation.

Key Features of Dorman 902-5066 Thermostat Housing

• Constructed from durable black plastic for corrosion resistance
• Includes a gasket for a secure, leak-free seal
• Features a 1-inch outlet port diameter for proper coolant flow
• Three mounting holes with 0.313-inch diameter for stable installation
• 180-degree housing neck angle designed for optimal coolant routing
• Compatible with Nissan Sentra models requiring this specific thermostat housing
• Does not include thermostat or bolts, allowing use with existing components

Detailed Description of the Thermostat Housing

The Dorman 902-5066 thermostat housing is engineered to meet the exact specifications of Nissan Sentra vehicles. Its black plastic construction offers resistance to heat and corrosion, extending the life of the cooling system. The included gasket ensures a tight seal between the housing and engine block, preventing coolant leaks. With three mounting holes sized at 0.313 inches in diameter, the housing mounts securely to the engine. The 180-degree neck angle facilitates proper coolant flow direction, maintaining engine temperature stability. This housing is designed without an air vent or bleeder valve and does not require O-rings, simplifying maintenance.

Common Applications and Issues Addressed

• Replacement of cracked or damaged thermostat housing in Nissan Sentra
• Elimination of coolant leaks caused by worn or failed housing gaskets
• Restoration of proper coolant flow to prevent engine overheating
• Repair of housing deformation due to heat exposure or mechanical stress
• Maintenance of engine temperature regulation for optimal performance

Installation Notes and Tips

When installing the Dorman 902-5066 thermostat housing, ensure the gasket is properly seated to prevent leaks. Use the existing bolts from the original housing, as this product does not include mounting hardware. Verify the 180-degree neck angle aligns correctly with the coolant hoses for proper fitment. Inspect the mating surfaces for cleanliness and damage before installation to ensure a secure seal.

Quality Assurance and Warranty Information

Dorman manufactures this thermostat housing to meet or exceed OEM standards for fit, form, and function. The plastic material is selected for durability and resistance to engine coolant chemicals. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship.