This is a new 8" single diaphragm brake booster with Corvette 1" Bore Dual Purpose Master Cylinder - ports on both sides with block offs for side you dont use- disc disc, disc drum or drum drum just add correct valves.
Universal 8" Power Brake Booster GM 1" Master Disc Drum Proportioning Valve Kit
Dual Diaphragm 8" Power Brake Booster Chrome Universal Hot Rod Universal GM
Dual Diaphragm 8" Power Brake Booster BLACK Universal Hot Rod Universal GM
Dual Diaphragm 8" Power Brake Booster BLACK FACE Universal Hot Rod Universal GM
Dual Diaphragm 8" Power Brake Booster BLACK OUT Universal Hot Rod Universal GM
