HomeAir and Fuel Delivery > Fuel Pumps and Related ComponentsDelphi MF0114 Mechanical Fuel Pump
Part #: MF0114

Delphi MF0114 Mechanical Fuel Pump

⚙️ 41 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, G10, G20, G1500, G2500, G30, G3500, G15, G25, and G35
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Reliable Mechanical Fuel Pump for Chevrolet G10, G20, G30

The Delphi MF0114 mechanical fuel pump is designed to provide consistent fuel delivery for Chevrolet G10, G20, and G30 models. Engineered for gas fuel systems, this pump ensures steady flow and pressure to maintain engine performance.

  • Compatible with Chevrolet G10, G20, and G30 vehicles
  • Standard replacement mechanical fuel pump with 8 psi system pressure
  • Threaded inlet and outlet fittings with 0.375 inch inlet diameter
  • Includes gaskets and instruction sheet for installation
  • Average flow rating of 30 gallons per hour
  • Two threaded outlet ports with 5/8-18 UNF thread size

Product Features and Specifications

The Delphi MF0114 mechanical fuel pump is designed for gasoline fuel systems and features a threaded inlet and dual threaded outlet ports, each sized at 5/8-18 UNF. The inlet outside diameter measures 0.375 inches, ensuring a secure connection. With an average flow rating of 30 gallons per hour and a system pressure of 8 psi, this pump meets the fuel delivery requirements for Chevrolet G10, G20, and G30 vans. The package includes the mechanical fuel pump, necessary gaskets, and an instruction sheet to assist with installation.

Applications and Common Issues Addressed

  • Restores proper fuel flow in Chevrolet G10, G20, and G30 models
  • Replaces failing or leaking mechanical fuel pumps
  • Solves low fuel pressure problems causing engine hesitation or stalling
  • Addresses fuel delivery interruptions due to worn pump components
  • Prevents fuel leaks with included gaskets and proper sealing

Installation Notes and Tips

Installation of the Delphi MF0114 mechanical fuel pump requires basic mechanical skills. Ensure the engine is cool and fuel system pressure is relieved before removal. Use the included gaskets to prevent leaks and tighten all threaded fittings securely. Verify compatibility with Chevrolet G10, G20, or G30 models before installation. Follow the instruction sheet carefully to maintain proper fuel line connections and system pressure.

Quality Assurance and Warranty

Delphi mechanical fuel pumps are manufactured to meet OEM standards for fit and function. The MF0114 is a standard replacement part designed to provide reliable fuel delivery. This product includes a gasket or seal to ensure proper installation. Warranty coverage details should be confirmed with the point of purchase or Delphi directly.

BrandDelphi
Part NumberMF0114
Average Flow Rating30
Fuel TypeGas
Gasket Or Seal IncludedYes
Inlet Outside Diameter0.375
Inlet TypeThreaded
Item GradeStandard Replacement
Outlet Fitting Thread Size5/8-18 UNF
Outlet Quantity2
Outlet TypeThreaded
Package ContentsMechanical Fuel Pump, Gaskets, Instruction Sheet
System Pressure8 psi

This part fits 41 vehicles. Search below:

YearMakeModelPositionNotes
1981ChevroletG10N/Awith 3 Line Pump; Shallow Can
1981ChevroletG20N/Awith 3 Line Pump; Shallow Can
1981GMCG1500N/Awith Air Conditioning
1981GMCG2500N/Awith Air Conditioning
1980ChevroletG10N/AFits vehicles with a 3 Line Pump.
1980ChevroletG20N/A
1980ChevroletG20N/AFits vehicles with a 3 Line Pump.
1980ChevroletG30N/A
1980ChevroletG30N/AFits vehicles with a 3 Line Pump.
1980GMCG1500N/AFits vehicles with Air Conditioning and a 3 Line Pump.
1980GMCG2500N/A
1980GMCG2500N/AFits vehicles with Air Conditioning and a 3 Line Pump.
1980GMCG3500N/A
1980GMCG3500N/Awith Air Conditioning
1979ChevroletG10N/AFits vehicles with a 3 Line Pump.
1979ChevroletG20N/A
1979ChevroletG20N/AFits vehicles with a 3 Line Pump.
1979ChevroletG30N/A
1979ChevroletG30N/AFits vehicles with a 3 Line Pump.
1979GMCG1500N/A
1979GMCG1500N/Awith Air Conditioning
1979GMCG2500N/A
1979GMCG2500N/Awith Air Conditioning
1979GMCG3500N/A
1979GMCG3500N/Awith Air Conditioning
1978ChevroletG10N/AFits vehicles with a 3 Line Pump.
1978ChevroletG20N/A
1978ChevroletG20N/AFits vehicles with a 3 Line Pump.
1978ChevroletG30N/A
1978ChevroletG30N/AFits vehicles with a 3 Line Pump.
1978GMCG15N/A
1978GMCG25N/A
1978GMCG35N/A
1977ChevroletG10N/AFits vehicles with a 3 Line Pump.
1977ChevroletG20N/A
1977ChevroletG20N/AFits vehicles with a 3 Line Pump.
1977ChevroletG30N/A
1977ChevroletG30N/AFits vehicles with a 3 Line Pump.
1977GMCG15N/A
1977GMCG25N/A
1977GMCG35N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

41302AMF0114M6954SP1119MP

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.