Dorman 902-5154 Engine Coolant Thermostat Housing Assembly - Water Pump

Overview of Dorman Engine Coolant Thermostat Housing Assembly

The Dorman 902-5154 Engine Coolant Thermostat Housing Assembly is designed specifically for BMW X5 and X6 models. This assembly includes a thermostat and housing made from durable black plastic, engineered to regulate engine temperature effectively and maintain optimal cooling system performance.

• Material: High-quality black plastic housing
• Includes thermostat with 207°F opening temperature
• Comes with a standard gasket and 3 bolts for secure installation
• Features three mounting holes with 3.3-inch bolt hole center spacing
• Flange dimensions: 4.1 inches length and thickness, 0.8 inches width
• Single outlet port design without bleeder hole
• Compatible with BMW X5 and X6 models

Detailed Product Description

The Dorman 902-5154 thermostat housing assembly is constructed from durable plastic designed to withstand engine heat and pressure. It includes a thermostat calibrated to open at 207 degrees Fahrenheit, ensuring precise temperature regulation for BMW X5 and X6 vehicles. The assembly features a single outlet port and a standard gasket to prevent leaks. With three mounting holes spaced 3.3 inches apart, the housing provides a secure fit without the need for additional mounting hardware. The flange dimensions of 4.1 inches in length and thickness, along with a 0.8-inch width, ensure proper sealing and alignment within the cooling system.

Common Applications and Issues Addressed

• Replacement for faulty or leaking thermostat housing assemblies on BMW X5 and X6
• Resolves engine overheating caused by thermostat failure
• Prevents coolant leaks due to cracked or damaged housing
• Restores proper coolant flow and engine temperature regulation
• Eliminates issues related to stuck or malfunctioning thermostats

Installation Notes and Tips

When installing the Dorman 902-5154 thermostat housing assembly, ensure the engine is cool before beginning work. Use the included standard gasket to create a proper seal and prevent leaks. The package contains three bolts for mounting; no additional hardware is required. Verify the bolt hole spacing of 3.3 inches matches your vehicle’s mounting points. Proper torque specifications should be followed to avoid damage to the plastic housing. Bleeder holes are not included, so bleeding the cooling system may require alternative methods.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-5154 thermostat housing assembly undergoes rigorous quality control to ensure durability and reliable performance in BMW X5 and X6 vehicles. This product includes a standard gasket and thermostat to provide a complete solution for cooling system maintenance. Warranty coverage details can be obtained from the product documentation or manufacturer.