Gates CO34756 Engine Coolant Thermostat / Water Outlet Assembly

Gates Coolant Outlet Assembly CO34756

Gates CO34756 is a coolant outlet assembly with thermostat for select Ford Ranger, Mazda B4000, and Ford Explorer applications. It is built to match original fit and function while addressing common aftermarket issues with design, material, and manufacturing consistency.

The Gates Coolant Outlet line focuses on direct-fit cooling system service parts, including water outlets and complete thermostat housing assemblies. CO34756 follows that approach with a plastic housing, OE-style temperature control, and the correct outlet and bypass dimensions for the listed applications.

Key Features

• Coolant outlet assembly with thermostat for engine cooling system service
• Plastic housing construction
• Three bolt holes for OE-style mounting
• By-pass holes included in the housing design
• Contents include coolant outlet, seals, and thermostat
• Outlet inside diameters: 1.18 in and 0.545 in
• Outlet outside diameters: 1.494 in and 0.715 in
• By-pass inside diameter: 0.892 in; by-pass outside diameter: 1.072 in

Product Details

Gates CO34756 is engineered as a direct replacement coolant outlet assembly for vehicles that use a thermostat-integrated housing. It is listed for 2001-2011 Ford Ranger, 2001 Ford Explorer, 2001 Ford Explorer Sport, 2001-2005 Ford Explorer Sport Trac, and 2001-2010 Mazda B4000. This part number, CO34756, is built to follow the original layout and cooling-system dimensions used in those applications.

This part cross-references Dorman OE Solutions 902-061 and 902-895 for the same application. The Gates Coolant Outlet program is designed to provide a practical replacement option for common thermostat housing and water outlet service needs without changing the factory-style configuration.

Common Repair Uses

• Cracked or warped coolant outlet housing
• Thermostat housing leakage at the engine cooling connection
• Coolant seepage around the outlet or seal surfaces
• Temperature control issues caused by a worn thermostat assembly
• Service replacement on Ford Ranger, Mazda B4000, or Ford Explorer cooling systems

Installation Notes and Tips

Verify engine application, thermostat style, and sensor configuration before installation. Fitment includes 2001 Ford Explorer and Explorer Sport listings with clip-in sensor notes, while 2002-2011 Ford Ranger, 2001-2010 Mazda B4000, and 2002-2005 Ford Explorer Sport Trac are listed with 190-degree OE-temperature applications. Clean the mating surfaces thoroughly and inspect the cooling system for contamination before installing the new housing.

Fits 2002-2011 Ford Ranger, N/A. Fits 2001-2010 Mazda B4000, N/A. Fits 2002-2005 Ford Explorer Sport Trac, N/A. Fits 2001 Ford Explorer, N/A. Fits 2001 Ford Explorer Sport, N/A. Fits 2001 Ford Explorer Sport Trac, N/A. Fits 2001 Ford Ranger, N/A.

Quality Assurance

Gates positions this coolant outlet line as a direct-fit replacement built to address common aftermarket fit, material, and manufacturing concerns while maintaining long service life in normal cooling-system operation.