1955-57 Chevy Belair Power Disc Brake Conversion Kit, 2" Drop Spindles 8" Single Diaphragm Booster, 4 Wheel Disc Coil Springs 1967-92 Chevy Camaro Pontiac Firebird 25 turns/ Quick ratio 14:1

25 turns/ Quick ratio 14:1 box

By moving the instant center to a better location

Works great on 1969 Camaros and Pontiac Firebird

Low deflection poly urethane Bushings

1955-57 Chevy Belair Power Disc Brake Conversion Kit, 2" Drop Spindles 8" Single Diaphragm Booster, 4 Wheel Disc Coil Springs 1967-92 Chevy Camaro Pontiac Firebird 25 turns/ Quick ratio 14:1This power disc brake conversion kit not only upgrades your 1955 57 Chevy Belair to discs, it also lowers the vehicle a full 2" without affecting steering geometry. Includes 8" Single Diaphragm power brake booster kit for added performance and driver feedback. Works with most 14" wheels. Kit comes fully assembled. Note: This kit include Proportion Valve set for 4 wheel Disc, See CBK2 D5557 for 2 Wheel Disc Kits