Proflow 7'' Brake Booster & Master Cylinder Combo, Universal, 1 1/8 '' Master Cyl Bore, Booster Single 7 '' Kit

Compact for installation under floor or on firewall of almost any vehicle. Booster measures only 7" in diameter. Cast iron master cylinder has a 1-1/8" bore and is suited for disc-disc or disc-drum combinations. Master cylinder features two 3/8"-24 inverted flare ports on each side (plugs are included for ports not in use). Specs Pushrod-to-mounting flange is 5-1/2" Four bolts on 3-3/8" centers Booster is 3.75" thick Master cylinder combo is 11.875" from end of the master cylinder to the firewall (4) qty 3/8"-24 outlet ports (2 plugs included) 8" from mount to outer edge