8" Dual Zinc brake booster with Bail Top Master Cylinder. 8" Dual Zinc Power Brake Booster. The booster mounts with a 4-bolt pattern. The master cylinder in this kit is the Bail Top style and features a 1" bore.
64 72 GM A Body Upper/ Lower A Arm Mounting Kit UMI PERFORMANCE 4004
64-72 GM A F X Body 11" Zinc Power Brake Booster Master Cylinder Disc/Drum Kit
For 64 - 72 GM A F X Body 11" Zinc Power Brake Booster Master Cylinder Disc Drum
Umi 4051F, 2 Pack Black Steel Fits 64-72 Gm A-Body Front 2In Lowering Spring Set
Rear Disc Brake Standard Kit With Calipers For 64-72 GM A-Body 10 & 12 Bolt St