Sparta PN8032 Mechanical Fuel Pump

Mechanical Fuel Pump for Classic GM Trucks

The Sparta PN8032 mechanical fuel pump is a standard replacement for gasoline-powered older GM trucks and SUVs that need consistent fuel delivery. Backed by Delphi distribution and OE-focused engineering, it is built for higher-mileage and earlier model vehicles, including Chevrolet K10, K20, K30, K5 Blazer, and GMC Jimmy applications.

• Mechanical fuel pump design for gasoline engines
• Standard replacement grade for service repairs
• Average flow rating: 40.0
• Operating pressure range: 9 to 11.0
• Aluminum housing for durable construction
• 1 inlet and 1 threaded outlet
• Inlet outside diameter: 0.375
• Outlet fitting thread size: 5/8"-18
• Mounting hardware included
• Gaskets or seal included

Detailed Product Overview

Sparta PN8032 is a mechanical fuel pump for gasoline applications that uses a hose-bead inlet and threaded outlet connection for straightforward replacement on the listed vehicles. It is a practical choice for restoring fuel supply on 1978-1980 Chevrolet K10, K10 Suburban, K20, K20 Suburban, and K30 models, as well as 1978-1979 Chevrolet K5 Blazer and GMC Jimmy, plus 1979-1980 GMC K1500, 1979 GMC K1500 Suburban, K2500, K2500 Suburban, and 1979-1980 GMC K3500 applications. This part number, PN8032, is built around OE-style fit and performance expectations for older truck platforms that rely on a mechanical pump.

This part cross-references Carter M60038 and Spectra Premium SP1127MP for the same application.

What It Helps Address

• Hard starting caused by weak fuel delivery
• Fuel starvation under load or during acceleration
• Low fuel pressure in carbureted gasoline systems
• Intermittent stalling from a worn mechanical pump
• Fuel system service on higher-mileage classic GM trucks

Installation Notes and Tips

Confirm the outlet thread size of 5/8"-18 and the 0.375 inlet outside diameter before installation. Use the included gaskets or seal during service, and follow the instruction sheet in the package contents. Verify the mounting hole count and fuel line routing on the vehicle before tightening the pump into place. PN8032 is intended for the specific Chevrolet and GMC fitments listed above, including Chevrolet K10 and GMC Jimmy applications.

Quality Assurance

Sparta is distributed by Delphi, an OE full-line fuel supplier with application knowledge focused on fit and performance for earlier model and higher-mileage vehicles. PN8032 is a standard replacement mechanical fuel pump built for gasoline fuel systems and supplied with the components listed in the package contents.