Package List: 7" Single Power Brake Booster, Master Cylinder, Mounting Brackets, Disc Disc Proportioning Valve Kit.
Fitment: Compatible with 1955-1964 Chevy passenger cars. Designed to work with 1955-64 Compatible with Chevy A Body and B body passenger cars such as the Bel Air, Biscayne, Impala and Caprice.
Features: Suitable for disc/drum combinations. This bracket makes it easy to convert to power brakes while keeping the master cylinder level.
Size: Single Diaphragm Brake Booster Diameter 7 Inch; Master Cylinder Bore Size 1 Inch; Master Cylinder Port Sizes 3/8"-24 IFF Outlet Ports on Both Sides.
NOTE: This is not a direct factory replacement for original blocks and some line modifications may be necessary.