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67-72 GM A/F/X Body Brake Booster/Master Conversion Kit Disc/Drum
67-72 GM A/F/X Body Brake Booster/Master Conversion Kit Disc/Drum

67-72 GM A/F/X Body Brake Booster/Master Conversion Kit Disc/Drum

64-72 Buick, 64-72 Chevy, 64-72 Oldsmobile, 64-72 Pontiac, Disc/Drum Brake Type Application

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67-72 GM A/F/X Body Brake Booster/Master Conversion Kit Disc/Drum
67-72 GM A/F/X Body Brake Booster/Master Conversion Kit Disc/Drum
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Part # 91664220
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.


Brake Type Application:
Brake Booster Type:
Vacuum Diaphragm
Bore Size:
Master Cylinder Finish:
Brake Booster Finish:
MFG. Part #:
Master Cylinder Material:
Cast Iron
Master Cylinder Port Sizes:
9/16-20 & 1/2-20
Master Cylinder Built-In Residual Valves:
Master Cylinder Bail Type:
Double Bail Wire Zinc Lid
Brake Booster Diameter:
11" Single
Brake Booster Material:
Mounting Bracket Included:
Brake Booster Bracket Finish:
Proportioning Valve Material:
Proportioning Valve Location:
Left Mount
Brake Pedal Rod Included:
Sold in Quantity:
Disc/ Drum applications no modifications to firewall are needed.


Easily convert your manual braking system on your 1967-1972 GM A/F/X Body and add some power with little to no modificatoins! Unit comes complete with brake booster, master cylinder, and booster bracket. Detailed instructions included for a seamless install.

  • 1967-1972 GM A/F/X Body 
  • 11" stamped brake booster conversion kit 
  • Stamped master cylinder 
  • Disc/Drum 
  • 1-1/8" bore 

Kit Includes:

  • OE Style Master Cylinder with Bleeder Screws
  • Casting #'s
  • 11" Delco Moraine Stamped Power Brake Booster
  • Disc Drum Proportioning Valve


1967 Chevy Chevelle
1967 Chevy El Camino
1967 Buick Special
1967 Buick Skylark
1967 Pontiac Tempest
1967 Pontiac Lemans
1967 Pontiac GTO
1967 Oldsmobile F-85
1967 Oldsmobile Cutlass
1967 Oldsmobile 442
1967 Oldsmobile Vista Cruiser
1968 Chevy Chevelle
1968 Chevy El Camino
1968 Chevy Camaro
1968 Chevy Nova
1968 Buick Special
1968 Buick Skylark
1968 Pontiac Tempest
1968 Pontiac Lemans
1968 Pontiac GTO
1968 Oldsmobile F-85
1968 Oldsmobile Cutlass
1968 Oldsmobile 442
1968 Oldsmobile Vista Cruiser
1969 Chevy Chevelle
1969 Chevy El Camino
1969 Chevy Camaro
1969 Chevy Nova
1969 Buick Special
1969 Buick Skylark
1969 Pontiac Tempest
1969 Pontiac Lemans
1969 Pontiac GTO
1969 Oldsmobile F-85
1969 Oldsmobile Cutlass
1969 Oldsmobile 442
1969 Oldsmobile Vista Cruiser
1970 Chevy Chevelle
1970 Chevy El Camino
1970 Chevy Nova
1970 Buick Special
1970 Buick Skylark
1970 Pontiac Tempest
1970 Pontiac Lemans
1970 Pontiac GTO
1970 Oldsmobile F-85
1970 Oldsmobile Cutlass
1970 Oldsmobile 442
1970 Oldsmobile Vista Cruiser
1971 Chevy Chevelle
1971 Chevy El Camino
1971 Chevy Nova
1971 Buick Special
1971 Buick Skylark
1971 Pontiac Tempest
1971 Pontiac Lemans
1971 Pontiac GTO
1971 Oldsmobile F-85
1971 Oldsmobile Cutlass
1971 Oldsmobile 442
1971 Oldsmobile Vista Cruiser
1972 Chevy Chevelle
1972 Chevy El Camino
1972 Chevy Nova
1972 Buick Special
1972 Buick Skylark
1972 Pontiac Tempest
1972 Pontiac Lemans
1972 Pontiac GTO
1972 Oldsmobile F-85
1972 Oldsmobile Cutlass
1972 Oldsmobile 442
1972 Oldsmobile Vista Cruiser

Some parts are not legal for use in California or other states with similar laws/regulations

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