Dorman 902-5067 Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing for Acura

Dorman 902-5067 is a replacement engine coolant thermostat housing built to match the fit and durability of the original housing on specified Acura applications. It is made from metal and engineered to handle repeated temperature swings in the cooling system.

Compatible With Acura RL, Acura TL, and Acura Legend applications across 1991-2004 model years, this thermostat housing includes a gasket for a direct replacement service. The natural-finish housing uses a 60-degree neck angle and a 1.188-inch outlet port diameter for the listed fitments.

Key Features

• Metal thermostat housing for cooling system service
• Includes gasket for sealing at installation
• Two mounting holes with 0.313-inch mounting hole diameter
• 1.188-inch outlet port diameter
• Natural finish
• No thermostat included
• No bleeder valve
• Dorman 902-5067 replacement part

Detailed Description

This engine coolant thermostat housing is designed for Acura cooling system repairs where the original housing has cracked, warped, or corroded. Dorman 902-5067 follows the stock housing form factor and uses a metal construction to support service in high-heat environments. It cross-references Four Seasons 85310 and Gates CO34793 for the same application.

Fits 1996-2004 Acura RL, N/A; Fits 1996-1998 Acura TL, N/A; Fits 1991-1995 Acura Legend, N/A. Search terms such as Acura RL thermostat housing replacement, Acura TL coolant housing, and Acura Legend engine coolant thermostat housing apply to this part number.

Common Problems This Part Can Address

• Coolant leaks at the thermostat housing
• Cracked or corroded factory housing
• Warped sealing surface causing seepage
• Cooling system service after thermostat housing failure
• Fitment issues from a worn original housing

Installation Notes and Tips

Verify the outlet port diameter, mounting hole layout, and 60-degree neck angle against the removed housing before installation. Replace the gasket during service and inspect the mating surfaces for corrosion or residue so the new housing seals correctly. This part does not include a thermostat or bolts.

Quality Assurance

Dorman designs this replacement housing to match the fit and durability of the stock thermostat housing on the listed Acura vehicles and to withstand extreme temperature changes for extended service life.