This extreme power booster setup will allow give you the best braking power for the Early Bronco. The kit has a black 8 inch dual diaphragm booster to create more vacuum assist then the stock booster. Also built with a proportioning valve for best brake biasing for the early Bronco.
This kit is for a Disc/Drum set up
NO Fenderwell modification neccessary.
WILL NOT WORK WITH 6 CYLINDER