Dorman 902-5829 Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing for Honda and Acura

Dorman 902-5829 is a replacement engine coolant thermostat housing built to match the fit and durability of the original housing on specified vehicles. It is made from metal and engineered to handle repeated temperature swings in the cooling system, helping maintain a secure thermostat mounting point on Honda and Acura applications.

• Metal construction with a natural finish
• Designed for the engine coolant thermostat housing location
• Three mounting holes for OE-style attachment
• Outlet port diameter: 1.258 in.
• Multiple inlet port diameters for specified vehicle applications
• Flange thickness: 0.562 in.
• No gasket or seal included
• No thermostat included
• No bolts, O-rings, or bleeder valve included

Detailed Product Overview

This Dorman thermostat housing is a direct replacement-style component for cooling system service on 2013-2017 Honda Accord, 2015-2019 Honda CR-V, and 2015-2020 Acura TLX models. The housing is built from metal to support long-term use in high-heat engine environments, and its OE-style dimensions help maintain proper alignment with the thermostat and coolant passages. If you are replacing a worn or corroded housing on a Honda Accord, Honda CR-V, or Acura TLX, Dorman 902-5829 provides a vehicle-specific solution for the cooling system.

This part cross-references Motorad CH7024 for the same application.

What This Part Helps Address

• Coolant leaks from a cracked or corroded thermostat housing
• Warped sealing surfaces that can affect coolant retention
• Improper thermostat mounting caused by housing wear
• Cooling system service needs on Honda Accord, Honda CR-V, and Acura TLX models
• Replacement of a damaged OE-style coolant outlet housing

Installation Notes and Tips

Verify the inlet and outlet port dimensions, bolt-hole spacing, and mounting-hole count before installation. Transfer or replace the thermostat, gasket, seals, and fasteners as needed, since they are not included with this housing. Clean the mating surfaces thoroughly and inspect the cooling system for contamination or damage before reassembly.

Quality Assurance

Dorman designs this replacement housing to match stock fit and durability requirements for the listed applications. Part number 902-5829 is built for specified Honda and Acura cooling system service and is backed by Dorman’s product engineering standards.