Delphi MF0050 Mechanical Fuel Pump

Delphi MF0050 Mechanical Fuel Pump

Delphi MF0050 is a standard replacement mechanical fuel pump for diesel applications that need steady fuel delivery and OE-style fitment. Built from Delphi’s OE heritage and application knowledge, it is a direct option for select Ford E-350 Econoline, E-350 Econoline Club Wagon, E-250 Econoline Club Wagon, F-250, and F-350 models.

Key Features

• Mechanical fuel pump for diesel fuel systems
• Standard replacement grade for service repairs
• Average flow rating of 30
• System pressure rated at 5 psi
• Inlet outside diameter: 0.375 in.
• Hose bead inlet type with threaded outlet
• Outlet fitting thread size: 5/8-18 UNF
• Gasket or seal included
• Package contents: mechanical fuel pump, gaskets, instruction sheet

Detailed Description

The Delphi MF0050 mechanical fuel pump is built for diesel fuel delivery on older Ford truck and van applications. It features a hose bead inlet, a threaded outlet, and a 5/8-18 UNF outlet fitting to support proper connection in the fuel system. With a 5 psi system pressure rating and 30 average flow rating, this pump is suited for restoring consistent fuel supply in vehicles that rely on a mechanical pump design. This part cross-references Airtex 60278 and Carter M60278 for the same application. Fits 1983-1994 Ford E-350 Econoline, N/A; Fits 1983-1994 Ford E-350 Econoline Club Wagon, N/A; Fits 1983-1994 Ford F-250, N/A; Fits 1983-1994 Ford F-350, N/A; Fits 1983-1991 Ford E-250 Econoline Club Wagon, N/A. Delphi MF0050 is a practical replacement choice when servicing diesel fuel delivery on these Ford platforms.

What It Is Used For

• Restoring fuel delivery when the mechanical pump is worn or failing
• Addressing hard-start or no-start conditions tied to low fuel supply
• Correcting fuel starvation under load in diesel applications
• Replacing a leaking pump housing or degraded seals
• Returning proper pressure and flow to the fuel system

Installation Notes and Tips

Confirm the inlet and outlet styles before installation, including the 0.375 in. inlet outside diameter and 5/8-18 UNF threaded outlet. Use the included gaskets and follow the instruction sheet during installation. Verify fuel line routing, mounting surface condition, and system pressure after installation to ensure proper operation on the Ford E-350 Econoline, F-250, F-350, and related applications.

Quality Assurance

Delphi draws on more than a century of OE experience and supplier knowledge used by major automakers. That OE background is built into its aftermarket fuel system parts, including the MF0050 mechanical fuel pump.