Dorman 902-5195 Engine Coolant Thermostat Housing

Overview of Dorman Engine Coolant Thermostat Housing 902-5195

The Dorman 902-5195 engine coolant thermostat housing is designed for reliable cooling system performance in select Hyundai and Kia vehicles. This black plastic thermostat housing provides a precise fit for models including the Hyundai Sonata, Tucson, and Kia Optima, Forte, and Rondo.

• Durable black plastic construction
• Outlet port diameter: 1.76 inches
• Inlet port diameter: 1.18 inches
• Height: 1.93 inches
• Three mounting holes with diameters of 0.27 inches
• Multiple bolt hole center-to-center measurements: 2.17, 2.55, and 2.73 inches
• Flange thickness of 0.39 inches
• No thermostat, gasket, bolts, or O-rings included
• Package contains one thermostat housing

Detailed Product Description

The Dorman 902-5195 engine coolant thermostat housing is engineered from durable plastic to resist corrosion and withstand engine heat cycles. Its black finish complements the engine bay while providing a secure connection point for coolant flow. The housing features an outlet port diameter of 1.76 inches and an inlet port diameter of 1.18 inches, ensuring compatibility with the cooling system plumbing of Hyundai and Kia vehicles such as the Forte, Forte5, Forte Koup, Magentis, Optima, Rondo, Sonata, and Tucson. The three mounting holes with precise bolt hole center-to-center distances (2.17, 2.55, and 2.73 inches) allow for accurate installation and secure attachment to the engine block. The flange thickness of 0.39 inches contributes to a tight seal when used with the appropriate gasket (not included).

Compatible Vehicles and Common Applications

This thermostat housing is compatible with the following makes and models:

• Hyundai Sonata
• Hyundai Tucson
• Kia Forte, Forte5, Forte Koup
• Kia Magentis
• Kia Optima
• Kia Rondo

It is designed to replace worn or damaged thermostat housings that may cause coolant leaks or improper engine temperature regulation.

Common Issues Addressed by This Thermostat Housing

• Coolant leaks around the thermostat housing
• Overheating due to faulty thermostat housing seal
• Cracks or damage from engine heat and pressure
• Corrosion-related failures in older metal housings
• Improper coolant flow causing engine temperature fluctuations

Installation Notes and Tips

• Ensure the engine is cool before beginning installation
• Remove the old thermostat housing carefully to avoid damaging surrounding components
• Use a new gasket or sealant compatible with your vehicle’s specifications (not included)
• Torque mounting bolts to manufacturer specifications using the three mounting holes
• Check for leaks after installation and during initial engine operation

Quality Assurance and Warranty Information

Dorman manufactures this thermostat housing to meet or exceed OEM standards for fit, form, and function. While the product does not include a thermostat, gasket, bolts, or O-rings, it is designed for durability and reliable performance in the specified Hyundai and Kia models. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.