Carter M6109 Mechanical Fuel Pump

Reliable Mechanical Fuel Pump for Classic GM Vehicles

The Carter M6109 mechanical fuel pump is engineered to deliver consistent fuel flow and pressure for a range of Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed with precision threading and a durable gasket seal, this pump supports optimal engine performance in vehicles like the Caprice, Firebird, and Bonneville.

• Mechanical fuel pump with threaded inlet and outlet
• Inlet outside diameter: 9.5 mm for secure fuel line connection
• Includes gasket or seal for leak-free installation
• Two mounting holes for stable attachment (mounting hardware not included)
• Minimum flow rating of 30 gallons per hour
• Operating pressure range between 5.5 and 7 psi
• Outlet fitting thread size: 5/8-18 unf-2b

Technical Details and Specifications

The Carter M6109 mechanical fuel pump is designed to meet the fuel delivery requirements of classic GM vehicles, including models such as the Oldsmobile Cutlass Supreme, Pontiac Grand Prix, and Cadillac Fleetwood. Its single inlet and outlet ports feature threaded connections, ensuring a secure and leak-resistant fit. The pump maintains a minimum flow rating of 30 gallons per hour, with a pressure range from 5.5 to 7 psi, suitable for carbureted engines requiring steady fuel supply. The included gasket or seal helps prevent fuel leaks during operation, although mounting hardware is not provided and must be sourced separately.

Compatible Vehicles and Applications

This mechanical fuel pump is compatible with a variety of GM vehicles, including but not limited to:

• Buick Century, LeSabre, Skylark
• Cadillac Brougham, Fleetwood, DeVille
• Chevrolet Caprice, Custom Cruiser
• Oldsmobile Cutlass, Delta 88, 98
• Pontiac Firebird, Grand Prix, Catalina

It is ideal for restoring or maintaining fuel delivery systems in these classic models, ensuring reliable engine operation.

Common Issues Addressed by the Carter M6109 Fuel Pump

• Inconsistent fuel pressure causing engine hesitation
• Fuel leaks due to worn or missing seals
• Insufficient fuel flow affecting engine performance
• Mechanical pump failure from wear or damage
• Replacement of original equipment in restoration projects

Installation Notes and Tips

When installing the Carter M6109 mechanical fuel pump, ensure the mounting surface is clean and free of debris. Use the included gasket or seal to prevent leaks, but note that mounting hardware is not included and must be obtained separately. Verify that the inlet and outlet fittings match the fuel lines on your vehicle, as both ports use threaded connections. Proper torque on mounting bolts is essential to avoid warping the pump body or causing leaks. It is recommended to inspect fuel lines and replace any worn components during installation.

Quality Assurance and Warranty Information

Carter fuel pumps are manufactured to meet OEM specifications for fit and function. The M6109 mechanical fuel pump undergoes quality control testing to ensure consistent flow and pressure performance. While specific warranty details are not provided here, Carter products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.