US Motor Works USMP51443 Mechanical Fuel Pump

Mechanical Fuel Pump for Classic Dodge and Chrysler

US Motor Works USMP51443 is a mechanical fuel pump built for reliable fuel delivery in older carbureted applications. It is engineered to meet or exceed OEM specifications and uses durable materials for consistent fuel flow in demanding driving conditions.

Compatible with a wide range of classic Dodge trucks and cars, including Dodge D100, D150, D200, D250, D300, D350, W100, W150, W200, W300, Ramcharger, Dart, Challenger, Monaco, and Chrysler Newport applications.

• Mechanical fuel pump for carbureted fuel systems
• Built to OEM-level specifications for direct replacement use
• Constructed from high-quality materials for durability
• Supports steady fuel delivery to the engine
• Cross-references Airtex 60577 and Delphi MF0018 for the same application

Detailed Application Coverage

This US Motor Works fuel pump, part number USMP51443, is a direct-fit replacement for many 1965-1987 Dodge and Chrysler vehicles. Body fitment includes 1965-1974 Dodge Dart, 1970 Dodge Challenger, 1978-1979 Dodge D100, 1979-1987 Dodge D150, 1975-1980 Dodge D200, 1981-1987 Dodge D250, 1975-1979 Dodge D300, 1981-1987 Dodge D350, 1987 Dodge W100, 1979-1987 Dodge W150, 1986-1987 Dodge W250, 1975-1980 Dodge W200, 1975-1978 Dodge W300, 1978-1980 Dodge Ramcharger, 1978 Dodge B100, 1975-1978 Dodge B200, 1975-1978 Dodge B300, 1978 Dodge Monaco, 1979 Chrysler Newport, and 1981 Chrysler Newport.

What It Helps Address

• Hard starting caused by weak fuel delivery
• Engine stalling from inconsistent fuel pressure
• Fuel starvation under normal driving conditions
• Loss of performance from a worn mechanical pump
• Replacement needs on aging Dodge and Chrysler fuel systems

Installation Notes and Tips

Verify the existing pump style, mounting pattern, and fuel line routing before installation. This part is intended for mechanical fuel pump applications on compatible carbureted vehicles, so confirm the vehicle’s engine setup and compare the original pump to USMP51443 before service. Use clean fuel system practices during replacement to help prevent contamination.

Quality Assurance

US Motor Works designs this pump to meet or exceed OEM specifications and focuses on durable construction for dependable operation in classic vehicle applications.