Mechanical Fuel Pump for Classic GM Applications

The Sparta PN8006 mechanical fuel pump is a standard replacement for older gasoline vehicles that rely on a cam-driven fuel delivery system. Built with an aluminum housing and supplied with a gasket, it is a practical choice for restoring steady fuel flow on classic Buick, Oldsmobile, Pontiac, Chevrolet, and Cadillac models.

Backed by Delphi distribution and OE-focused fuel system expertise, this pump is aimed at higher-mileage and earlier model vehicles where correct fit and consistent performance matter. The PN8006 is a direct-fit style mechanical fuel pump for a wide range of V8 and carbureted applications, including Buick LeSabre, Oldsmobile Cutlass Supreme, and Pontiac Firebird.

Key Features

• Mechanical fuel pump for gasoline applications
• Standard replacement grade for older vehicles
• Aluminum housing for durable construction
• Average flow rating: 30.0
• Operating pressure range: 6 to 8.0
• One inlet with 0.375 outside diameter and hose bead connection
• Two threaded outlets with 5/8" - 18 outlet fitting thread size
• Mounting hardware and gasket included
• Package contents: mechanical fuel pump, gasket, instruction sheet

Detailed Description

Sparta PN8006 is a mechanical fuel pump designed for classic fuel delivery systems that use a mechanical diaphragm pump mounted to the engine. It is built for gasoline use and features a threaded outlet design, two outlet ports, and a single hose-bead inlet for straightforward routing on supported applications. This part number is commonly searched for Buick LeSabre fuel pump replacement, Oldsmobile Cutlass Supreme mechanical fuel pump, and Pontiac Firebird fuel pump service.

This part cross-references Airtex Fuel Pumps 41567 and Carter M6109 for the same application. The PN8006 also aligns with a broad interchange set used across many GM passenger cars and wagons from the 1970s through 1990.

What It Helps Address

• Hard starting caused by weak fuel delivery
• Fuel starvation during acceleration or cruising
• Low fuel pressure in carbureted systems
• Engine stalling from inconsistent pump output
• Fuel system service on higher-mileage classic vehicles

Installation Notes and Tips

Confirm the inlet and outlet style before installation, especially the 0.375 inlet outside diameter and 5/8" - 18 threaded outlet specification. Verify mounting hole count, fuel line routing, and gasket sealing surfaces before tightening the pump to the engine. Use the included gasket during installation and follow the instruction sheet for proper orientation and torque.

Compatible With select 1970-1990 Buick LeSabre, Buick Riviera, Buick Century, Buick Skylark, Cadillac Brougham, Cadillac Fleetwood, Chevrolet Caprice, Oldsmobile 98, Oldsmobile Delta 88, Oldsmobile Toronado, Oldsmobile Cutlass, Oldsmobile Cutlass Supreme, Oldsmobile Cutlass Salon, Oldsmobile Cutlass Calais, Oldsmobile Cutlass Cruiser, Oldsmobile Cutlass Cruiser, Oldsmobile Omega, Oldsmobile Custom Cruiser, Pontiac Bonneville, Pontiac Catalina, Pontiac Firebird, Pontiac Grand LeMans, Pontiac Grand Prix, Pontiac LeMans, Pontiac Parisienne, and Pontiac Safari applications. Fits 1982-1990 Buick LeSabre, 1987-1990 Cadillac Brougham, and 1986-1990 Chevrolet Caprice, among other listed models.

Quality Assurance

Sparta is distributed by Delphi, an OE full-line fuel supplier with deep application knowledge in fuel system fit and performance. That OE-backed sourcing supports confidence in the PN8006 as a standard replacement mechanical fuel pump for classic GM vehicles.