US Motor Works USMP50703 Mechanical Fuel Pump

Mechanical Fuel Pump for GM V8 Applications

US Motor Works USMP50703 is a mechanical fuel pump built for reliable fuel delivery in classic Chevrolet and GMC trucks, vans, and SUVs. It is engineered to meet or exceed OEM specifications and uses quality materials for consistent fuel flow in demanding driving conditions.

Key Features

• Mechanical fuel pump for carbureted fuel systems
• Built to OEM specification targets for fit and function
• Constructed from durable materials for long service life
• Direct replacement for a wide range of 1982-1989 Chevrolet and GMC applications
• Cross-references Airtex 41618 and Spectra Premium SP1025MP for the same application

Detailed Description

This US Motor Works fuel pump is designed for owners servicing older GM platforms that rely on a mechanical pump for steady fuel delivery. Compatible With 1982-1989 Chevrolet G20, 1983-1984 Chevrolet G20, 1986-1989 Chevrolet G30, 1983-1984 Chevrolet G30, 1988-1989 Chevrolet P20, 1989 Chevrolet R1500 Suburban, 1989 Chevrolet R2500, 1989 Chevrolet R2500 Suburban, 1989 Chevrolet R3500, 1989 Chevrolet V1500 Suburban, 1989 Chevrolet V2500 Suburban, 1989 Chevrolet V3500, and additional Chevrolet and GMC truck, van, and Suburban applications listed below. It also fits 1982-1986 Chevrolet C10 Suburban, 1982-1986 Chevrolet K10 Suburban, 1982-1986 Chevrolet K20 Suburban, 1982-1986 Chevrolet C20 Suburban, 1982-1986 GMC C1500 Suburban, 1982-1986 GMC K1500 Suburban, 1982-1986 GMC K2500 Suburban, and 1982-1986 GMC K3500 applications where specified. Part number USMP50703 is a practical replacement choice when restoring fuel system performance on Chevrolet and GMC V-series, R-series, C-series, and K-series vehicles.

What It Helps Address

• Hard starting caused by weak fuel delivery
• Fuel starvation under load or at higher engine demand
• Inconsistent fuel pressure from a worn mechanical pump
• Stalling related to insufficient carburetor fuel supply
• Restoration needs on older Chevrolet and GMC fuel systems

Installation Notes and Tips

Verify engine configuration, mounting style, and fuel line routing before installation. Replace the pump only after confirming the fuel tank, lines, filter, and carburetor are clean and free of restrictions. Prime the fuel system after installation and check for leaks at all connections. Confirm the application against the vehicle listing for your exact Chevrolet or GMC model year.

Quality Assurance

US Motor Works states that this pump is engineered to meet or exceed OEM specifications and built from high-quality materials for dependable operation. Part number USMP50703 is intended as a direct replacement for the listed GM applications.