GMB 125-1340 Engine Water Pump

Engine Water Pump for Ford V8 Applications

GMB 125-1340 is an engine water pump built to meet or exceed OEM specifications for selected Ford truck and van applications. It uses a cast iron housing, includes a paper gasket, and is supplied as a new OEM-standard replacement for dependable cooling system service.

Compatible With 1983-1986 Ford Bronco, 1983-1986 Ford E-150 Econoline, 1983-1986 Ford E-150 Econoline Club Wagon, 1983-1986 Ford F-150, 1983-1986 Ford F-250, 1983-1986 Ford F-350, and related 1983-1986 Ford E-Series and F-Series applications. This part number, 125-1340, is also referenced for several aftermarket and OE-style cross applications.

Key Features

• GMB engine water pump for cooling system replacement
• Manufactured to meet or exceed OEM specifications
• OEM Standard item grade
• Cast iron construction for durability
• Gaskets included
• New condition
• Pulley not included

Detailed Description

GMB 125-1340 is a direct-fit style water pump for Ford Bronco, Ford E-150 Econoline, Ford E-250 Econoline, Ford E-350 Econoline, Ford F-150, Ford F-250, and Ford F-350 applications listed in the fitment data. It is built with cast iron and supplied with a paper gasket to support a proper seal during cooling system service. As an OEM-standard replacement, it is intended for drivers restoring factory-style cooling performance on 1983-1986 Ford truck and van platforms.

This part cross-references Airtex AW4020N and Gates 18304 for the same application.

Common Problems This Part Can Address

• Coolant leakage from a worn water pump housing or seal
• Overheating caused by reduced coolant circulation
• Noise from a failing pump bearing or impeller assembly
• Cooling system service on high-mileage Ford V8 trucks and vans
• Replacement of a damaged or corroded original pump

Installation Notes and Tips

Verify engine configuration and fitment before installation, especially on 1984 single rear wheel applications listed in the fitment data. Inspect the mating surfaces, flush the cooling system, and replace worn hoses or belts as needed during service. The pulley is not included, so reuse or source the correct pulley separately if required by the application.

Quality Assurance

GMB manufactures this water pump to meet or exceed OEM specifications and supplies it as an OEM-standard replacement part. The cast iron construction and included gasket support a service-ready installation for the listed Ford applications.