Chrome 7" Dual Diaphragm Brake Booster & Smooth Top Master Cylinder 1" Bore GM

DESCRIPTION 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 bolts are in a perfect 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. Master Cylinder --100% brand new, high performance --High quality, chrome aluminum finish --Smooth Caps --With a 1" bore --The cap is attached by 2 small screws --9/16" and 1/2" ports on both sides of the master cylinder --4 port unit, so you can mount your lines on either side --will work with any drum/drum, disc/drum or disc/disc setup --Plugs are included to block the ports --Fits most GM application Package: Including all items in the picture. Note: Professional Installation is Highly Recommended. (No Instruction Included)