GMB 125-1230AL Engine Water Pump

Engine Water Pump for Ford Aluminum-Body Applications

GMB 125-1230AL is an OEM standard engine water pump built for Ford and Mercury aluminum-body applications that need reliable coolant circulation and accurate fitment. Manufactured to meet or exceed OEM specifications, this replacement water pump is a direct choice for classic Ford Bronco, F-150, F-250, F-350, E-Series vans, and related models.

Key Features

• OEM Standard item grade for factory-style replacement
• Aluminum construction for aluminum-body applications
• Gaskets included for installation preparation
• New condition replacement part
• Package contents: paper gasket and rubber spacer
• Part number: 125-1230AL

Detailed Description

This GMB engine water pump is engineered for broad Ford and Mercury coverage across 1970-1987 applications, including Ford Bronco, Ford F-150, Ford F-250, Ford F-350, Ford E-150 Econoline, and Ford E-350 Econoline models with aluminum body configurations. It also covers select Mercury Cougar, Mercury Montego, Mercury Monarch, Mercury Zephyr, and Lincoln Versailles applications. The aluminum housing supports the original-style cooling system layout, and the included gasket set helps support a proper seal during replacement. This part cross-references Remy 16231 for the same application.

Vehicle Fitment

• Fits 1980-1987 Ford Bronco, N/A, Aluminum Body
• Fits 1980-1982 Ford Bronco, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1975-1987 Ford E-150 Econoline, N/A, Aluminum Body
• Fits 1975-1987 Ford E-150 Econoline Club Wagon, N/A, Aluminum Body
• Fits 1975-1987 Ford E-250 Econoline, N/A, Aluminum Body
• Fits 1975-1987 Ford E-350 Econoline, N/A, Aluminum Body
• Fits 1975-1987 Ford F-150, N/A, Aluminum Body
• Fits 1980-1982 Ford F-150, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1980-1987 Ford F-250, N/A, Aluminum Body
• Fits 1980-1982 Ford F-250, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1980-1987 Ford F-350, N/A, Aluminum Body
• Fits 1980-1982 Ford F-350, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1978-1982 Ford Fairmont, N/A, Aluminum Body
• Fits 1977-1989 Ford Thunderbird, N/A, Aluminum Body
• Fits 1970-1973 Ford Mustang, N/A, Aluminum Body
• Fits 1973 Ford Mustang, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1971 Ford Mustang, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1970-1979 Mercury Cougar, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1977-1979 Mercury Cougar, N/A, Aluminum Body
• Fits 1970-1974 Ford LTD, N/A, Aluminum Body
• Fits 1971-1978 Ford LTD, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1970-1976 Mercury Montego, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1970-1974 Mercury Montego, N/A, Aluminum Body
• Fits 1975-1980 Mercury Monarch, N/A, Aluminum Body
• Fits 1976-1977 Mercury Monarch, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1978-1982 Mercury Zephyr, N/A, Aluminum Body
• Fits 1977-1980 Lincoln Versailles, N/A, Aluminum Body
• Fits 1975 Ford E-100 Econoline, N/A, Aluminum Body; w/o A.I.R. Pump
• Fits 1975 Ford E-150 Econoline, N/A, Aluminum Body; w/o A.I.R. Pump
• Fits 1975 Ford E-250 Econoline, N/A, Aluminum Body; w/o A.I.R. Pump
• Fits 1975 Ford E-350 Econoline, N/A, Aluminum Body; w/o A.I.R. Pump
• Fits 1975-1983 Ford E-100 Econoline, N/A, Aluminum Body
• Fits 1975-1983 Ford E-100 Econoline Club Wagon, N/A, Aluminum Body
• Fits 1977-1982 Ford E-100 Econoline, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1980-1982 Ford E-100 Econoline Club Wagon, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1980-1982 Ford E-250 Econoline Club Wagon, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1983-1987 Ford E-250 Econoline Club Wagon, N/A, Aluminum Body
• Fits 1980-1982 Ford E-350 Econoline Club Wagon, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1983-1987 Ford E-350 Econoline Club Wagon, N/A, Aluminum Body
• Fits 1975-1983 Ford F-100, N/A, Aluminum Body
• Fits 1977-1978 Ford F-250, N/A, Aluminum Body
• Fits 1975-1978 Ford F-350, N/A, Aluminum Body
• Fits 1970-1970 Mercury Cougar, N/A, Aluminum Body
• Fits 1971-1972 Mercury Colony Park, N/A, Aluminum Body; 2 Bypass Tubes
• Fits 1971-1972 Mercury Marquis, N/A, Aluminum Body; 2 Bypass Tubes

Common Replacement Uses

• Restoring coolant flow in a worn or leaking engine water pump
• Replacing a pump with bearing noise or shaft play
• Addressing overheating caused by reduced coolant circulation
• Repairing coolant seepage at the pump housing or gasket surface
• Servicing classic Ford and Mercury cooling systems during maintenance

Installation Notes and Tips

Verify the engine’s aluminum-body configuration and bypass-tube arrangement before ordering. Match the existing pump layout to the vehicle notes, especially on 1980-1982 applications and 1975 models with or without A.I.R. pump equipment. Clean the mounting surface thoroughly before installation and use the included gasket components to help achieve a proper seal. Confirm pulley and accessory alignment during reassembly; pulley is not included.

Quality Assurance

GMB manufactures this water pump to meet or exceed OEM specifications, with OEM standard construction for dependable replacement performance. Part number 125-1230AL is a new component built for direct-fit service in confirmed applications.