These GM single diaphram brake boosters suit 1964-1972 GM A-F-X body cars and features a 9" outside diameter booster which can produce up to 1000 PSI with 18" of vacuum. A firewall mounting plate is included and they are available in a variety of finishes.

  • Master cylinder bolt patern = 3-3/8" square bolt pattern
  • Great replacement or addition to your manual brake car

More From This Category

Proflow 7'' Brake Booster & Master Cylinder Combo, Universal, 1 1/8 '' Master Cyl Bore, Booster Single 7 '' Kit

Proflow 7'' Brake Booster & Master Cylinder Combo, Universal, 1 1/8 '' Master Cyl Bore, Booster Single 7 '' Kit

$219.40

Proflow 7'' Brake Booster & Master Cylinder Combo, Ford Mustang 64-66, Disc/Drum Conversion Kit

Proflow 7'' Brake Booster & Master Cylinder Combo, Ford Mustang 64-66, Disc/Drum Conversion Kit

$300.17