Hydro-Boost Hydraulic Brake Booster. Zinc Side-Mount Disc Drum Proportioning Valve Kit. Mounting Specs: Master cylinder mounting studs are 3-1/2" apart center-to-center; firewall or mounting bracket holes are 3-3/8" apart square center-to-center.
Universal Hydrobooster Hydraulic Power Brake Booster Master Cylinder Disc Drum
Universal Hydrobooster Hydraulic Master Cylinder Disc Disc Power Brake Booster
Universal Hydro Hydraulic Power Brake Booster Chrome Master Disc Disc Hose Kit
Universal Hydro booster Power Hydraulic Brake Booster Master Disc Disc Hose Kit
