7 Inch Power Brake Booster, 1 Inch Bore Master, Bottom Mount Valve Disc/Drum Kit
$127.50
The booster mounts with a 4-bolt pattern. The 4 bolts are in a perfect square and are 3 3/8" apart (center to center). The booster requires 18" of vacuum to operate properly. 7" Single Zinc Booster + 3512 + PV2 Side Kit.