7" Dual Diaphragm Power Brake Booster w/ Master Cylinder Smooth Top 3/8" Ports

DESCRIPTION 7" Dual Diaphragm Power Brake Booster --This is a brand new 7" Chrome DUAL brake booster. --This 7" booster is ideal for most small to mid size street rods and customs. --The booster mounts with a 4-bolt pattern, the 4 bolt pattern is square and are 3 3/8" apart (center to center). --This is a great upgrade from a single diaphragm booster. --A dual diaphragm boosters offer 19% better stopping power over the single. Brake Master Cylinder Smooth Top --GM Universal Aluminum 1" Shallow Bore Master Cylinder --3/8'' Double Sided Ports --Chrome Finish --Includes 2 plugs for unused ports --Package: Including all items in the picture. Note: Professional Installation is Highly Recommended. (No Instruction Included）