Dorman 902-5902 Engine Coolant Thermostat Housing Assembly

Reliable Engine Coolant Thermostat Housing Assembly for Nissan and Infiniti

The Dorman 902-5902 Engine Coolant Thermostat Housing Assembly is designed to maintain optimal engine temperature for select Nissan and Infiniti vehicles. This metal thermostat housing assembly includes a thermostat and gasket, ensuring a complete solution for your cooling system needs.

• Durable metal construction with natural finish
• Includes thermostat opening at 180°F for precise temperature control
• Comes with gasket for secure sealing and leak prevention
• Designed with three mounting holes for stable installation
• Compatible with Nissan Altima, Maxima, Murano, Pathfinder, Quest, and Infiniti JX35, QX60 models

Product Details and Specifications

The Dorman 902-5902 thermostat housing assembly features a metal build with a natural color finish, providing durability and corrosion resistance. The inside diameter measures 1.212 inches, accommodating proper coolant flow. The flange dimensions are 4.154 inches in length, 2.789 inches in width, and 0.681 inches thick, ensuring a precise fit. This assembly includes one outlet port and three mounting holes, with bolt hole center distances of 2.291 inches, 2.199 inches, and 3.345 inches for secure attachment. The package contains one thermostat housing, one thermostat calibrated to open at 180 degrees Fahrenheit, and a gasket to ensure a tight seal. Note that mounting hardware is not included.

Compatible Vehicles and Applications

This thermostat housing assembly is compatible with a range of Nissan and Infiniti models, including the Nissan Altima, Maxima, Murano, Pathfinder, Quest, and Infiniti JX35 and QX60. It is designed to replace the original equipment part and restore proper engine cooling system function.

• Helps regulate engine temperature to prevent overheating
• Replaces damaged or leaking thermostat housing assemblies
• Restores coolant flow and prevents leaks at the thermostat housing
• Addresses engine temperature fluctuations and cooling system failures
• Prevents engine damage caused by faulty thermostat operation

Installation Notes and Tips

Before installation, ensure the engine is cool and the cooling system is depressurized. Remove the old thermostat housing assembly carefully to avoid damaging surrounding components. Clean the mounting surface thoroughly before installing the new gasket and housing. Use the correct torque specifications for the three mounting bolts to avoid leaks or damage. Since mounting hardware is not included, reuse original bolts if in good condition or source replacements as needed.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-5902 thermostat housing assembly undergoes quality checks to ensure reliable performance. This product includes a gasket and thermostat to provide a complete replacement solution. Warranty coverage details can be obtained from the product documentation or manufacturer.