The 7" used in most kits are Corvette type boosters and probably any early GM dual master cylinder. 7" are available: Ebay, Speedway, Jeggs, Summit. Amazon has a 7" dual diaphragm universal booster for $80.(chrome $90). Also you can rig a remote filler pretty easy/cheap.


Right is right, even if everyone is against it, and wrong is wrong, even if everyone is for it. - William Penn