8" Dual Diaphragm Universal Chrome Brake Booster
8" Dual Diaphragms Chrome Finish Brake Booster Universal Fits Most Hot Rods Rat Rods or Custome Vehicles.
Specs:
Master Cylinder Mounting Bolts Center To Center 3 3/8 Inch
4 Bolt Firewall Or Pedal Assembly Mounting Center 3 3/8 Inch