Delphi MF0030 Mechanical Fuel Pump

Delphi MF0030 Mechanical Fuel Pump

The Delphi MF0030 is a standard replacement mechanical fuel pump for diesel applications that require consistent fuel delivery and OE-style fitment. Built from Delphi’s OE heritage and supplier experience, it is a practical choice for restoring fuel system performance on classic Chevrolet and GMC trucks and vans.

• Mechanical fuel pump for diesel fuel systems
• System pressure: 7 psi
• Average flow rating: 30
• Inlet outside diameter: 0.375 in. with hose bead inlet
• Threaded outlet with 5/8-18 UNF fitting
• Gasket included for installation
• Standard replacement grade for direct service use

OE-Style Fuel Delivery

Delphi MF0030 is engineered as a mechanical fuel pump replacement for diesel-powered Chevrolet and GMC applications that rely on a low-pressure, engine-driven fuel supply. The threaded outlet, hose bead inlet, and included gasket support a straightforward service replacement on vehicles such as the Chevrolet C10, K20, Blazer, GMC Jimmy, and GMC C1500. Delphi’s OE background is reflected in the part’s application coverage and service-focused design.

This part cross-references Airtex Fuel Pumps 41618 for the same application.

Common Problems This Pump Can Address

• Hard starting caused by weak fuel delivery
• Fuel starvation under load
• Low or inconsistent diesel fuel pressure
• Engine hesitation from an aging mechanical pump
• Restoration of original-style fuel system operation on classic Chevrolet and GMC trucks

Installation Notes

Verify inlet and outlet orientation before installation. Confirm the 5/8-18 UNF outlet thread size and 0.375 in. inlet outside diameter match the existing fuel line connections. Clean the mounting surface thoroughly and install the included gasket to help maintain a proper seal. After installation, check for leaks and confirm fuel pressure meets the vehicle’s requirements.

Quality Assurance

Delphi builds this mechanical fuel pump using OE experience developed through long-term supply relationships with major automakers. The MF0030 is a standard replacement part designed for dependable service on compatible Chevrolet and GMC diesel applications, including 1982-1998 Chevrolet and GMC trucks, vans, and utility models listed in the fitment data.

• Fits 1985-1998 GMC P3500, N/A
• Fits 1985-1997 Chevrolet P30, N/A
• Fits 1983-1996 Chevrolet G30, N/A
• Fits 1983-1996 GMC G3500, N/A
• Fits 1983-1995 Chevrolet G20, N/A
• Fits 1995 Chevrolet K1500, N/A
• Fits 1995 Chevrolet K2500, N/A
• Fits 1995 GMC C1500, N/A
• Fits 1982-1986 GMC C1500, N/A
• Fits 1983-1995 GMC G2500, N/A
• Fits 1995 GMC K1500, N/A
• Fits 1982-1986 GMC K1500, N/A
• Fits 1987-1991 Chevrolet Blazer, N/A
• Fits 1991 Chevrolet C1500, N/A
• Fits 1991 Chevrolet C2500, N/A
• Fits 1991 Chevrolet C3500, N/A
• Fits 1989-1991 Chevrolet R1500 Suburban, N/A
• Fits 1989-1991 Chevrolet R2500 Suburban, N/A
• Fits 1989-1991 Chevrolet R3500, N/A
• Fits 1989-1991 Chevrolet V1500 Suburban, N/A
• Fits 1989-1991 Chevrolet V2500 Suburban, N/A
• Fits 1989-1991 Chevrolet V3500, N/A
• Fits 1982-1991 GMC Jimmy, N/A
• Fits 1987-1991 GMC R1500 Suburban, N/A
• Fits 1987-1991 GMC R2500 Suburban, N/A
• Fits 1987-1991 GMC R3500, N/A
• Fits 1987-1991 GMC V1500 Suburban, N/A
• Fits 1987-1991 GMC V2500 Suburban, N/A
• Fits 1987-1991 GMC V3500, N/A
• Fits 1985-1989 Chevrolet P20, N/A
• Fits 1989 Chevrolet R2500, N/A
• Fits 1985-1989 GMC P2500, N/A
• Fits 1987-1989 GMC R2500, N/A
• Fits 1987-1988 Chevrolet R10 Suburban, N/A
• Fits 1987-1988 Chevrolet R20, N/A
• Fits 1987-1988 Chevrolet R20 Suburban, N/A
• Fits 1987-1988 Chevrolet R30, N/A
• Fits 1987-1988 Chevrolet V10 Suburban, N/A
• Fits 1987-1988 Chevrolet V20 Suburban, N/A
• Fits 1987-1988 Chevrolet V30, N/A
• Fits 1987 Chevrolet R10, N/A
• Fits 1987 Chevrolet V10, N/A
• Fits 1987 Chevrolet V20, N/A
• Fits 1987 GMC R1500, N/A
• Fits 1987 GMC V1500, N/A
• Fits 1987 GMC V2500, N/A
• Fits 1982-1986 Chevrolet C10, N/A
• Fits 1982-1986 Chevrolet C10 Suburban, N/A
• Fits 1982-1986 Chevrolet C20, N/A
• Fits 1982-1986 Chevrolet C20 Suburban, N/A
• Fits 1982-1986 Chevrolet C30, N/A
• Fits 1982-1986 Chevrolet K10, N/A
• Fits 1982-1986 Chevrolet K10 Suburban, N/A
• Fits 1982-1986 Chevrolet K20, N/A
• Fits 1982-1986 Chevrolet K20 Suburban, N/A
• Fits 1982-1986 Chevrolet K30, N/A
• Fits 1982-1986 Chevrolet K5 Blazer, N/A
• Fits 1982-1986 GMC C1500 Suburban, N/A
• Fits 1982-1986 GMC C2500, N/A
• Fits 1982-1986 GMC C2500 Suburban, N/A
• Fits 1982-1986 GMC C3500, N/A
• Fits 1982-1986 GMC K1500 Suburban, N/A
• Fits 1982-1986 GMC K2500, N/A
• Fits 1982-1986 GMC K2500 Suburban, N/A
• Fits 1982-1986 GMC K3500, N/A