Delphi FE0539 Electric Fuel Pump - In-Line

Brand Delphi FE0539
Position In-Line
Average Current Draw 3
Average Flow Rating 52
Fuel Type Diesel/Gas
Gasket Or Seal Included No
In Tank or External External
Inlet Outside Diameter 0.375
Inlet Type Hose
Item Grade Standard Replacement
Maximum Pressure 7.5
Outlet Outside Diameter 0.375
Outlet Type Hose
Package Contents Electric Fuel Pump, Bracket, (2) Extra Fittings, (12) Flat & Split Washers, (4) Metal Clamps, (3) Nuts/Bolts, (3) Pall Nuts, (3) Spacers, Splice, (2) Wire Harness w/Connector, Instruction Sheet
Strainer Included No
System Pressure 5 psi
Terminal Gender Male
Terminal Quantity 2
Terminal Type Threaded
Voltage 12
Wiring Harness Included Yes
Fits Ford, Chevrolet, Cadillac, Pontiac, GMC, Dodge, American Motors, Buick, and Oldsmobile · 72 vehicles

Standard replacement. Built as an electric fuel pump for straightforward replacement.

External in-line design. Fits a hose-connected setup with threaded terminals and 12-volt operation.

Wiring harness included. Comes with connectors and installation hardware for easier setup.

Cross-references Airtex Fuel Pumps E84070N, Carter P4070 and Carter P4600HP for the same application. See all 14.

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Delphi FE0539 Electric Fuel Pump Overview

The Delphi FE0539 is an external in-line electric fuel pump for gasoline and diesel applications that require a standard replacement solution. Built from Delphi’s OE experience, it supports 12-volt systems, 5 psi system pressure, and up to 7.5 maximum pressure for a range of classic Ford, Chevrolet, Cadillac, Pontiac, Dodge, Buick, and Oldsmobile applications.

Compatible With 1965-1978 Ford E-250 Econoline, E-350 Econoline, 1965-1978 Chevrolet Caprice, Impala, Bel Air, Malibu, Nova, Camaro, El Camino, Blazer, and 1970-1974 Pontiac GTO, Firebird, LeMans, Bonneville, Catalina, plus additional listed vehicles. Delphi FE0539 is also a direct reference point for in-line electric fuel pump replacement searches on vintage carbureted vehicles.

Key Features

  • External in-line electric fuel pump for fuel delivery service
  • 12-volt operation with 3 amp average current draw
  • Average flow rating of 52 for steady fuel supply
  • 5 psi system pressure and 7.5 maximum pressure
  • Hose inlet and outlet with 3/8 in. outside diameter connections
  • Threaded terminals, 2 terminal male configuration
  • Wiring harness included for electrical connection
  • Standard replacement grade for gasoline and diesel use

Detailed Description

Delphi FE0539 is an in-line electric fuel pump engineered for external mounting and hose-style fuel connections. It is a practical replacement for mechanical pump conversions and older fuel systems that need consistent electric fuel delivery without moving the pump into the tank. The pump’s 52 average flow rating, 3 amp current draw, and 12-volt design make it a straightforward choice for classic vehicle fuel system service.

This part number is commonly searched for Ford E-250 Econoline and E-350 Econoline, as well as Chevrolet Caprice, Impala, Bel Air, and Pontiac Firebird and GTO applications. Delphi FE0539 also cross-references Airtex Fuel Pumps E84070N for the same application.

What It Helps Address

  • Hard starting caused by weak or failing fuel delivery
  • Fuel starvation during acceleration or sustained driving
  • Mechanical pump replacement on older carbureted vehicles
  • Low-pressure fuel system service on classic Ford, Chevrolet, and Pontiac models
  • Conversion to an external electric fuel pump layout

Installation Notes and Tips

Install the pump in an in-line external location and verify hose size, terminal orientation, and fuel flow direction before final connection. For vehicles being converted from a mechanical pump to an inline electric fuel pump, add an inline fuel pressure regulator where required to maintain proper system pressure. Delphi also recommends cleaning the fuel tank before installation to reduce contamination-related pump failure; a clean tank helps protect the pump and fuel system components.

Use this part number, FE0539, when searching for a replacement electric fuel pump for listed 1965-1978 Ford, Chevrolet, Cadillac, Pontiac, Dodge, Buick, and Oldsmobile applications.

Quality Assurance

Delphi builds aftermarket fuel system parts using more than a century of OE experience and knowledge gained as a supplier to major automakers. That OE heritage is reflected in the FE0539’s standard replacement design and broad vehicle coverage across multiple model years.

This part fits 72 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1978FordE-250 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1978FordE-250 Econoline Club WagonIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1978FordE-350 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1978FordE-350 Econoline Club WagonIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1977FordE-250 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1977FordE-250 Econoline Club WagonIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1977FordE-350 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1977FordE-350 Econoline Club WagonIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1976ChevroletCapriceIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1976ChevroletImpalaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1976FordE-250 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1976FordE-250 Econoline Club WagonIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1976FordE-350 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1975ChevroletBel AirIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1975ChevroletCapriceIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1975ChevroletImpalaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1975FordE-250 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1975FordE-250 Econoline Club WagonIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1975FordE-350 EconolineIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974CadillacDeVilleIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974CadillacEldoradoIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974CadillacFleetwoodIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974ChevroletBel AirIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974ChevroletCapriceIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974ChevroletImpalaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974PontiacBonnevilleIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974PontiacCatalinaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974PontiacFirebirdIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1974PontiacLeMansIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973CadillacDeVilleIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973CadillacEldoradoIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973CadillacFleetwoodIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletBel AirIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletBlazerIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletC10 SuburbanIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletC20 SuburbanIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletCamaroIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletCapriceIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletEl CaminoIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletImpalaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletK10 SuburbanIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletK20 SuburbanIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletMalibuIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973ChevroletNovaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973GMCJimmyIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973PontiacBonnevilleIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973PontiacCatalinaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973PontiacFirebirdIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973PontiacGrand AmIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1973PontiacLeMansIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1972DodgeChargerIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1972PontiacBonnevilleIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1972PontiacCatalinaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1972PontiacFirebirdIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1972PontiacLeMansIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1970FordMustangIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1970PontiacGTOIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1969FordMustangIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966BuickRivieraIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966BuickSkylarkIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966ChevroletBel AirIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966ChevroletCapriceIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966ChevroletImpalaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966ChevroletMalibuIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966Oldsmobile98In-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966OldsmobileDelta 88In-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966OldsmobileStarfireIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1966OldsmobileToronadoIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1965ChevroletBel AirIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1965ChevroletImpalaIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1965ChevroletMalibuIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
1965OldsmobileCutlassIn-LineWhen converting to an inline electric fuel pump, consider adding an inline fuel pressure regulator, electric replacement for mechanical; cleaning the fuel tank is recommended to prevent premature pump failure, use fuel tank cleaning kit FC01.
Directly replaces or cross-references 14 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Airtex Fuel Pumps — E84070NCarter — P4070Carter — P4600HPCarter — P4601HPSpectra Premium — SP113069404CFE0539E1HZ 9350-AE16048E84070M9350C111SP8115SP8117SP8132