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GMB 525-8340 Mechanical Fuel Pump
| Brand | GMB 525-8340 |
|---|---|
| Gaskets Included | No gasket required |
| Item Grade | Oem standard |
| Strainer Included | Not required |
| Fits | Ford and Mercury · 11 vehicles |
OEM standard. Manufactured to meet or exceed OEM specifications.
No gasket required. Simplifies installation with no separate gasket needed.
Mechanical fuel pump. Built for dependable fuel delivery in a mechanical design.
Cross-references Airtex Fuel Pumps 4990, Carter M4009 and Delphi MF0084 for the same application. See all 10.
Mechanical Fuel Pump for Ford and Mercury Applications
The GMB 525-8340 is a mechanical fuel pump built to meet or exceed OEM specifications for classic Ford and Mercury fuel systems. It is an OEM standard replacement for service work on carbureted applications where consistent fuel delivery is required.
Key Features
- OEM standard construction for factory-style fit and function
- Manufactured to meet or exceed OEM specifications
- No gasket required
- Strainer not required
- Mechanical fuel pump for air and fuel delivery service
Detailed Description
GMB part number 525-8340 is a mechanical fuel pump intended for classic vehicle fuel system service where a direct replacement is needed. It is listed as OEM standard and built to meet or exceed OEM specifications, making it a practical choice for maintaining proper fuel supply in older carbureted setups. This part cross-references Airtex Fuel Pumps 4990 and Carter M4009 for the same application. Fits 1972 Ford F-250, N/A, with a 5/16" fuel inlet; fits 1969 Ford F-100, N/A; fits 1965 Ford LTD, N/A, pump w/ filter can; fits 1964-1965 Ford Mustang, N/A; and fits 1963-1965 Mercury Villager, N/A.
What This Fuel Pump Helps Address
- Hard starting caused by weak fuel delivery
- Fuel starvation under normal driving conditions
- Loss of consistent pressure in a mechanical fuel system
- Replacement needs for worn original fuel pump assemblies
- Service on classic Ford Mustang, Ford F-100, and Ford F-250 fuel systems
Installation Notes and Tips
Verify the fuel inlet configuration before installation, especially on the 1972 Ford F-250 application with a 5/16" fuel inlet. Confirm the pump style, mounting pattern, and fuel line routing against the original part before removal. Because this is a mechanical fuel pump, it is used on engine-driven fuel systems rather than electric pump setups.
Quality Assurance
GMB manufactures this pump to OEM-standard requirements and states that it meets or exceeds OEM specifications. The part number 525-8340 is intended for direct replacement service on listed Ford and Mercury applications, including 1964-1965 Ford Mustang and 1969 Ford F-100 fitments.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1972 | Ford | F-250 | — | — | N/A | 5/16" Fuel Inlet |
| 1969 | Ford | F-100 | — | — | N/A | — |
| 1965 | Ford | LTD | 4.7L | V8 | N/A | Pump w/ Filter Can |
| 1965 | Ford | Mustang | 4.3L | V8 | N/A | — |
| 1965 | Ford | Mustang | 4.7L | V8 | N/A | — |
| 1965 | Mercury | Villager | 4.7L | V8 | N/A | — |
| 1964 | Ford | Mustang | 4.7L | V8 | N/A | — |
| 1964 | Ford | Mustang | 4.3L | V8 | N/A | — |
| 1964 | Mercury | Villager | 4.3L | V8 | N/A | — |
| 1964 | Mercury | Villager | 4.7L | V8 | N/A | — |
| 1963 | Mercury | Villager | 4.3L | V8 | N/A | — |
| No rows match your filter. | ||||||