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Delphi MF0049 Mechanical Fuel PumpOE Quality 60-Day Returns
Part #: MF0049

Delphi MF0049 Mechanical Fuel Pump

83 vehicles fit this part
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Fitment: Buick, Chevrolet, GMC, Pontiac, and Oldsmobile, Regal, Monte Carlo, Caballero, Grand Prix, Caprice, El Camino, Cutlass Supreme, Bonneville, Parisienne, Impala, Malibu, Cutlass Cruiser, LeSabre, Delta 88, Grand LeMans, Century, Camaro, Cutlass, LeMans, Chevelle, K10 Pickup, Bel Air, Biscayne, C10 Pickup, C10 Suburban, C20 Pickup, C30 Pickup, Chevy II, K10 Suburban, K20 Pickup, K20 Suburban, C15/C1500 Pickup, C25/C2500 Pickup, C25/C2500 Suburban, and C35/C3500 Pickup
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Reliable Mechanical Fuel Pump for Classic GM Vehicles

The Delphi MF0049 mechanical fuel pump is designed to provide consistent fuel delivery for a range of classic Buick, Chevrolet, Oldsmobile, and Pontiac models. Engineered for gasoline systems, this pump ensures steady fuel flow and pressure to support optimal engine performance.

  • Standard replacement mechanical fuel pump for gas engines
  • Compatible with Buick, Chevrolet, Oldsmobile, and Pontiac models including Bel Air, Camaro, Caprice, and more
  • Inlet outside diameter of 0.375 inches with hose bead inlet type
  • Single threaded outlet with 5/8-18 UNF fitting
  • Average flow rating of 40 gallons per hour at 7 psi system pressure
  • Includes gasket and seal for proper installation
  • Package contains mechanical fuel pump, gaskets, and instruction sheet

Product Details and Specifications

The Delphi MF0049 mechanical fuel pump is designed for gasoline fuel systems requiring a steady flow rate of approximately 40 gallons per hour at 7 psi system pressure. The inlet features a 0.375-inch outside diameter hose bead connection, while the outlet is a single threaded fitting sized 5/8-18 UNF, ensuring compatibility with standard fuel lines. This pump is a standard replacement grade part, suitable for restoring or maintaining fuel delivery in classic GM vehicles such as the Chevrolet Camaro, Buick LeSabre, Pontiac Grand Prix, and Oldsmobile Cutlass.

Compatible Vehicles and Applications

This mechanical fuel pump is compatible with a variety of classic GM models, including but not limited to:

  • Buick models: Century, LeSabre, Regal, and Electra
  • Chevrolet models: Bel Air, Camaro, Caprice, El Camino, Impala, Malibu, Monte Carlo, C10 and K10/K20 Suburban
  • Oldsmobile models: Cutlass, Cutlass Cruiser, Cutlass Supreme, Delta 88, and 88 series
  • Pontiac models: Bonneville, Grand LeMans, Grand Prix, Parisienne, and LeMans

Common Issues Addressed by the MF0049 Fuel Pump

  • Fuel delivery interruptions causing engine stalling or hesitation
  • Low fuel pressure affecting engine performance and efficiency
  • Leaks or failures in the fuel pump gasket or seal
  • Wear and tear from age leading to inconsistent fuel flow
  • Replacement of original mechanical fuel pumps in classic GM vehicles

Installation Notes and Tips

  • Ensure the fuel system is depressurized before removal
  • Use the included gasket and seal to prevent leaks
  • Verify inlet and outlet hose sizes match the pump specifications (0.375 inch inlet hose bead, 5/8-18 UNF outlet thread)
  • Follow the instruction sheet carefully for proper mounting and torque specifications
  • Inspect fuel lines and fittings for wear during installation

Quality Assurance and Warranty

Delphi mechanical fuel pumps are manufactured to meet OEM standards for fit and function. The MF0049 part is a standard replacement grade component designed to restore reliable fuel delivery in compatible GM vehicles. This product includes a gasket and seal to ensure a proper installation. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor.

BrandDelphi
Part NumberMF0049
Average Flow Rating40
Fuel TypeGas
Gasket Or Seal IncludedYes
Inlet Outside Diameter0.375
Inlet TypeHose Bead
Item GradeStandard Replacement
Outlet Fitting Thread Size5/8-18 UNF
Outlet Quantity1
Outlet TypeThreaded
Package ContentsMechanical Fuel Pump, Gaskets, Instruction Sheet
System Pressure7 psi

This part fits 83 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
1987BuickRegalN/ACompatible with vehicles equipped with a 2-line fuel pump.
1987ChevroletMonte CarloN/Awith 2 Line Pump; 1st Design
1987PontiacGrand PrixN/Awith 2 Line Pump; 1st Design
1986BuickRegalN/ACompatible with vehicles equipped with a 2-line fuel pump.
1986ChevroletCapriceN/ACompatible with vehicles equipped with a 2-line fuel pump.
1986ChevroletEl CaminoN/ACompatible with vehicles equipped with a 2-line fuel pump.
1986ChevroletMonte CarloN/Awith 2 Line Pump; 1st Design
1986OldsmobileCutlass SupremeN/Awith 2 Line Pump; 1st Design
1986PontiacBonnevilleN/ACompatible with vehicles equipped with a 2-line fuel pump.
1986PontiacGrand PrixN/Awith 2 Line Pump; 1st Design
1986PontiacParisienneN/Awith 2 Line Pump; 1st Design
1985BuickRegalN/ACompatible with vehicles equipped with a 2-line fuel pump.
1985ChevroletCapriceN/ACompatible with vehicles equipped with a 2-line fuel pump.
1985ChevroletEl CaminoN/ACompatible with vehicles equipped with a 2-line fuel pump.
1985ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1985ChevroletMonte CarloN/ACompatible with vehicles equipped with a 2-line fuel pump.
1985OldsmobileCutlass SupremeN/Awith 2 Line Pump; 1st Design
1985PontiacBonnevilleN/ACompatible with vehicles equipped with a 2-line fuel pump.
1985PontiacGrand PrixN/ACompatible with vehicles equipped with a 2-line fuel pump.
1985PontiacParisienneN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984BuickRegalN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984ChevroletCapriceN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984ChevroletEl CaminoN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984ChevroletMonte CarloN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984PontiacBonnevilleN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984PontiacGrand PrixN/ACompatible with vehicles equipped with a 2-line fuel pump.
1984PontiacParisienneN/ACompatible with vehicles equipped with a 2-line fuel pump.
1983ChevroletCapriceN/Awith 2 Line Pump; with I.D. # 40725
1983ChevroletEl CaminoN/Awith 2 Line Pump; with I.D. # 40725
1983ChevroletImpalaN/Awith 2 Line Pump; with I.D. # 40725
1983ChevroletMalibuN/Awith 2 Line Pump; with I.D. # 40725
1983ChevroletMonte CarloN/Awith 2 Line Pump; with I.D. # 40725
1983OldsmobileCutlass CruiserN/Awith 2 Line Pump; 1st Design
1983PontiacBonnevilleN/ACompatible with vehicles equipped with a 2-line fuel pump.
1983PontiacGrand PrixN/ACompatible with vehicles equipped with a 2-line fuel pump.
1983PontiacParisienneN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982BuickLeSabreN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982BuickRegalN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982ChevroletCapriceN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982ChevroletEl CaminoN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982ChevroletMalibuN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982ChevroletMonte CarloN/ACompatible with vehicles equipped with a 2-line fuel pump.
1982OldsmobileCutlass CruiserN/Awith 2 Line Pump; 1st Design
1982OldsmobileCutlass SupremeN/Awith 2 Line Pump; 1st Design
1982OldsmobileDelta 88N/Awith 2 Line Pump; 1st Design
1982PontiacGrand LeMansN/Awith 2 Line Pump; 1st Design
1982PontiacGrand PrixN/Awith 2 Line Pump; 1st Design
1981BuickCenturyN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981BuickRegalN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletCamaroSportN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletCamaroBerlinettaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletCamaroN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletCapriceN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletEl CaminoN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletImpalaN/Awith 2 Line Pump; Except Taxi Package
1981ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletMalibuN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981ChevroletMonte CarloN/ACompatible with vehicles equipped with a 2-line fuel pump.
1981OldsmobileCutlassN/Awith 2 Line Pump; 1st Design
1981OldsmobileDelta 88N/Awith 2 Line Pump; 1st Design
1981PontiacGrand LeMansN/Awith 2 Line Pump; 1st Design
1981PontiacGrand PrixN/Awith 2 Line Pump; 1st Design
1981PontiacLeMansN/Awith 2 Line Pump; 1st Design
1980PontiacGrand LeMansN/Awith 2 Line Pump; 1st Design
1979PontiacGrand LeMansN/Awith 2 Line Pump; 1st Design
1973ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1972ChevroletCamaroN/ACompatible with vehicles equipped with a 2-line fuel pump.
1972ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1971ChevroletCamaroN/ACompatible with vehicles equipped with a 2-line fuel pump.
1971ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1969ChevroletCamaroN/ACompatible with vehicles equipped with a 2-line fuel pump.
1968ChevroletBel AirN/ACompatible with vehicles equipped with a 2-line fuel pump.
1968ChevroletC10 SuburbanN/ACompatible with vehicles equipped with a 2-line fuel pump.
1968ChevroletCamaroN/ACompatible with vehicles equipped with a 2-line fuel pump.
1968ChevroletEl CaminoN/ACompatible with vehicles equipped with a 2-line fuel pump.
1968ChevroletImpalaN/ACompatible with vehicles equipped with a 2-line fuel pump.
1968ChevroletK10 SuburbanN/ACompatible with vehicles equipped with a 2-line fuel pump.
1968ChevroletK20 SuburbanN/ACompatible with vehicles equipped with a 2-line fuel pump.
1967ChevroletBel AirN/ACompatible with vehicles equipped with a 2-line fuel pump.
1967ChevroletCamaroN/Awith 2 Line Pump; Late
1967ChevroletImpalaN/Awith 2 Line Pump; Late

* 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:

35426394072564410376442081647042268561AMF0049M16050M16071M4685SP1009MP

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

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