Quick view Add to Wishlist Right Stuff Detailing Master Cylinder 9in Brake Booster Combo RSDG96720971 Master Cylinder and Booster - Slimline - 1-1/8 in Bore - Single Integral Reservoir - 9 in OD - Dual Diaphragm - Steel - Cadmium Plated - GM Fullsize Truck 1967-72 - Kit MSRP: $344.99 Add to Cart The item has been added