Dorman 902-690 Engine Coolant Water Outlet

Engine Coolant Water Outlet for Mazda Applications

Dorman 902-690 is a replacement engine coolant water outlet built for specified Mazda vehicles. It is shaped to match the original fit and made to handle repeated temperature swings, helping maintain a dependable coolant seal in the engine cooling system.

Key Features

• Plastic housing with a black finish
• Includes gasket for sealing at installation
• 4 mounting holes for secure attachment
• 45-degree neck angle from the base
• 1.2 in outlet diameter
• No bleeder valve and no O-rings required
• Fits Mazda 3, Mazda 5, Mazda 6, and CX-7 applications

Detailed Description

This Dorman engine coolant water outlet is engineered as a direct replacement for the stock coolant outlet on select Mazda 3, Mazda 5, Mazda 6, and CX-7 models. Part number 902-690 is built from plastic and includes the gasket needed for sealing the outlet to the engine. The housing uses a 45-degree neck angle from the base, a 1.2 in outlet diameter, and a four-hole mounting pattern to match the original configuration on the listed vehicles. This part cross-references Motorad CH7690 for the same application.

What It Helps Address

• Coolant leaks at the water outlet housing
• Cracked or heat-damaged original plastic outlet
• Improper sealing at the coolant connection point
• Cooling system service needs on aging Mazda engines
• Replacement of a worn coolant outlet on Mazda 3, Mazda 5, Mazda 6, or CX-7 models

Installation Notes and Tips

Verify the outlet shape, neck angle, and mounting-hole layout against the original part before installation. Clean the mating surface thoroughly so the included gasket can seat properly. Because no bolts are included, reuse or source the correct fasteners for the vehicle. Confirm the cooling system is filled and bled according to Mazda service procedures after installation.

Quality Assurance

Dorman designs this replacement coolant water outlet to match stock fit and durability requirements for the listed Mazda applications. Part number 902-690 is built to withstand extreme temperature changes for extended service life in the engine cooling system.