GMB 530-8330 Mechanical Fuel Pump
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GMB

GMB 530-8330 Mechanical Fuel Pump

Brand GMB 530-8330
Gaskets Included No gasket required
Item Grade Oem standard
Strainer Included Not required
Fits Buick and Pontiac · 121 vehicles

OEM standard. Manufactured to meet or exceed OEM specifications.

No gasket required. Simplifies installation with no separate gasket needed.

Mechanical fuel pump. Built for dependable fuel delivery in a mechanical design.

Cross-references Airtex Fuel Pumps 40579, Carlson 41167 and Carter M4641 for the same application. See all 8.

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Not what you need? See all Mechanical Fuel Pump options

OEM Standard Mechanical Fuel Pump

The GMB 530-8330 mechanical fuel pump is built to meet or exceed OEM specifications for classic Buick and Pontiac fuel systems. It is an OEM standard replacement for applications that require a 2 line pump or a setup without air conditioning.

  • OEM Standard item grade for factory-style replacement
  • Manufactured to meet or exceed OEM specifications
  • No gasket required
  • Strainer not required
  • Direct-fit mechanical fuel pump for selected Buick and Pontiac applications

Fitment and Cross Reference

Compatible With 1968-1975 Buick LeSabre, w/o AC or Fuel Return Line; 2 Line Pump. Compatible With 1973-1974 Buick Century, w/o AC; 2 Line Pump. Compatible With 1978-1980 Pontiac Bonneville, 2 Line Pump.

This part cross-references Airtex Fuel Pumps (e.g., 40579) and Carter (e.g., M4641) for the same application. Part number 530-8330 is also referenced by other aftermarket listings for these Buick and Pontiac fuel pump applications.

What It Is Used For

  • Fuel delivery issues on carbureted Buick and Pontiac engines
  • Low fuel pressure caused by a worn mechanical pump
  • Hard starting related to inadequate fuel supply
  • Engine stalling from inconsistent fuel delivery
  • Restoring factory-style fuel system operation on classic vehicles

Installation Notes and Tips

Verify the vehicle’s fuel system configuration before ordering, including whether the application is w/o AC, w/o fuel return line, or a 2 line pump setup. Confirm the mounting style and fuel line routing against the original pump before installation. Use the correct gasket sealing method for the engine application, since this pump is listed as no gasket required.

Quality Assurance

GMB states this pump is manufactured to meet or exceed OEM specifications and carries OEM standard grade construction for replacement use. Part number 530-8330 is intended for buyers seeking a factory-style mechanical fuel pump for selected Buick LeSabre, Buick Century, Buick Regal, Buick Skylark, Buick Riviera, Pontiac Bonneville, and Pontiac Catalina applications.

Related reading

This part fits 121 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
1980BuickElectra5.7LV8w/o AC
1980BuickElectra5.7LV82 Line Pump
1980BuickEstate Wagon5.7LV82 Line Pump
1980BuickEstate Wagon5.7LV8w/o AC
1980BuickLeSabre5.7LV8w/o AC
1980BuickLeSabre5.7LV82 Line Pump
1980PontiacBonneville5.7LV8w/o AC
1980PontiacBonneville5.7LV82 Line Pump
1980PontiacCatalina5.7LV8w/o AC
1980PontiacCatalina5.7LV82 Line Pump
1979BuickElectra5.7LV82 Line Pump
1979BuickElectra5.7LV8w/o AC
1979BuickEstate Wagon5.7LV82 Line Pump
1979BuickEstate Wagon5.7LV8w/o AC
1979BuickLeSabre5.7LV82 Line Pump
1979BuickLeSabre5.7LV8w/o AC
1979PontiacBonneville5.7LV82 Line Pump
1979PontiacBonneville5.7LV8w/o AC
1979PontiacCatalina5.7LV82 Line Pump
1979PontiacCatalina5.7LV8w/o AC
1978BuickElectra5.7LV8w/o AC
1978BuickElectra5.7LV82 Line Pump
1978BuickEstate Wagon5.7LV82 Line Pump
1978BuickEstate Wagon5.7LV8w/o AC
1978BuickRiviera5.7LV8w/o AC
1978BuickRiviera5.7LV82 Line Pump
1978PontiacBonneville5.7LV82 Line Pump
1978PontiacBonneville5.7LV8w/o AC
1978PontiacCatalina5.7LV82 Line Pump
1978PontiacCatalina5.7LV8w/o AC
1977BuickSkylark5.7LV82 Line Pump
1976BuickCentury3.8LV62 Line Pump
1976BuickCentury5.7LV82 Line Pump
1976BuickCentury3.8LV6w/o AC
1976BuickCentury5.7LV8w/o AC
1976BuickLeSabre5.7LV8w/o AC
1976BuickLeSabre3.8LV6w/o AC
1976BuickLeSabre3.8LV62 Line Pump
1976BuickLeSabre5.7LV82 Line Pump
1976BuickRegal5.7LV82 Line Pump
1976BuickRegal3.8LV6w/o AC
1976BuickRegal5.7LV8w/o AC
1976BuickRegal3.8LV62 Line Pump
1976BuickSkylark5.7LV8w/o AC
1976BuickSkylark3.8LV62 Line Pump
1976BuickSkylark3.8LV6w/o AC
1976BuickSkylark5.7LV82 Line Pump
1975BuickCentury5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1975BuickCentury5.7LV8w/o AC or Fuel Return Line
1975BuickCentury3.8LV6w/o Calif. Emissions; 2 Line Pump
1975BuickCentury3.8LV6w/o Calif. Emissions; w/o AC
1975BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1975BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1975BuickRegal5.7LV8w/o AC or Fuel Return Line
1975BuickRegal3.8LV6w/o Calif. Emissions; w/o AC
1975BuickRegal5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1975BuickRegal3.8LV6w/o Calif. Emissions; 2 Line Pump
1975BuickSkylark5.7LV82 Line Pump
1975BuickSkylark3.8LV6w/o Calif. Emissions; w/o AC
1975BuickSkylark3.8LV6w/o Calif. Emissions; 2 Line Pump
1975BuickSkylark5.7LV8w/o AC
1974BuickCentury5.7LV82 Line Pump
1974BuickCentury5.7LV8w/o AC
1974BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1974BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1974BuickRegal5.7LV8w/o AC
1974BuickRegal5.7LV82 Line Pump
1973BuickCenturion5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1973BuickCenturion5.7LV8w/o AC or Fuel Return Line
1973BuickCentury5.7LV82 Line Pump
1973BuickCentury5.7LV8w/o AC
1973BuickEstate Wagon5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1973BuickEstate Wagon5.7LV8w/o AC or Fuel Return Line
1973BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1973BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1973BuickRegal5.7LV82 Line Pump
1973BuickRegal5.7LV8w/o AC
1972BuickGS5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1972BuickGS5.7LV8w/o AC or Fuel Return Line
1972BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1972BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1972BuickSkylark5.7LV8w/o AC or Fuel Return Line
1972BuickSkylark5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1972BuickSportwagon5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1972BuickSportwagon5.7LV8w/o AC or Fuel Return Line
1971BuickGS5.7LV8w/o AC or Fuel Return Line
1971BuickGS5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1971BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1971BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1971BuickSkylark5.7LV8w/o AC or Fuel Return Line
1971BuickSkylark5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1971BuickSportwagon5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1971BuickSportwagon5.7LV8w/o AC or Fuel Return Line
1970BuickEstate Wagon5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1970BuickEstate Wagon5.7LV8w/o AC or Fuel Return Line
1970BuickGS5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1970BuickGS5.7LV8w/o AC or Fuel Return Line
1970BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1970BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1970BuickSkylark5.7LV8w/o AC or Fuel Return Line
1970BuickSkylark5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1970BuickSportwagon5.7LV8w/o AC or Fuel Return Line
1970BuickSportwagon5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1969BuickGS 3505.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1969BuickGS 3505.7LV8w/o AC or Fuel Return Line
1969BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1969BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1969BuickSkylark5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1969BuickSkylark5.7LV8w/o AC or Fuel Return Line
1969BuickSpecial5.7LV82 Line Pump
1969BuickSportwagon5.7LV8w/o AC or Fuel Return Line
1969BuickSportwagon5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1968BuickGS 3505.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1968BuickGS 3505.7LV8w/o AC or Fuel Return Line
1968BuickLeSabre5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1968BuickLeSabre5.7LV8w/o AC or Fuel Return Line
1968BuickSkylark5.7LV8w/o AC or Fuel Return Line
1968BuickSkylark5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1968BuickSpecial5.7LV82 Line Pump
1968BuickSportwagon5.7LV8w/o AC or Fuel Return Line; 2 Line Pump
1968BuickSportwagon5.7LV8w/o AC or Fuel Return Line
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Airtex Fuel Pumps — 40579Carlson — 41167Carter — M4641Spectra Premium — SP1170MP53083306471088B0163PM16221