GMB 520-8070 Mechanical Fuel Pump

Mechanical Fuel Pump for Jeep Applications

The GMB 520-8070 mechanical fuel pump is built for Jeep fuel delivery service where OEM-standard fit and function matter. Manufactured to meet or exceed OEM specifications, it is a direct replacement for select Jeep Grand Wagoneer, J10, J20, Cherokee, Wagoneer, CJ5, and CJ7 applications.

With no gasket required and no strainer required, this pump is specified for straightforward replacement work on classic Jeep fuel systems. The GMB 520-8070 is an OEM-standard mechanical fuel pump for 1976-1991 Jeep models.

Key Features

• Mechanical fuel pump for air and fuel delivery service
• OEM Standard item grade for factory-style replacement
• Manufactured to meet or exceed OEM specifications
• No gasket required
• Strainer not required
• Direct replacement for select Jeep Grand Wagoneer, J10, J20, Cherokee, Wagoneer, CJ5, and CJ7 applications

Detailed Description

GMB part number 520-8070 is a mechanical fuel pump engineered for classic Jeep fuel system service. It is built to OEM-standard expectations and follows the original equipment specification target for dependable fuel delivery on carbureted applications. This part cross-references Airtex Fuel Pumps 6736 and Carter M6736 for the same application. For buyers searching Jeep Grand Wagoneer fuel pump replacement, Jeep CJ7 mechanical fuel pump, or Jeep J10 fuel pump by part number 520-8070, this unit provides a direct-fit service option.

Compatible With 1984-1991 Jeep Grand Wagoneer, 1976-1988 Jeep J10, 1976-1988 Jeep J20, 1976-1983 Jeep Cherokee, 1976-1983 Jeep Wagoneer, 1976-1981 Jeep CJ5, and 1976-1981 Jeep CJ7.

What It Helps Solve

• Hard starting caused by weak fuel delivery
• Fuel starvation during acceleration or load changes
• Low fuel pressure from a worn mechanical pump
• Intermittent stalling related to inconsistent pump output
• Replacement needs on aging Jeep fuel systems

Installation Notes and Tips

Verify the existing pump style and mounting pattern before installation. Because this unit is listed with no gasket required and no strainer required, confirm the vehicle’s service procedure and inspect the mating surfaces, fuel lines, and related components during replacement. Use the vehicle’s service manual for torque and priming steps, and confirm fuel delivery after installation.

Quality Assurance

GMB manufactures this pump to meet or exceed OEM specifications, with OEM Standard grading for consistent replacement quality. Part number 520-8070 is intended for direct replacement service on the listed Jeep applications.