1) This Is An 11" Single Diaphragm Zinc Power Brake Booster. 2) This 11" Booster Has A Nice Finish And Includes The Necessary Rod And Clevis. 3) This Booster Is Designed To Work On Your 1964-1972 A-Body F-Body And X-Body Vehicles Including: 1964-1972 Chevrolet Chevelle, El Camino, Pontiac Lemans, Pontiac GTO, Pontiac Tempest, Oldsmobile Cutlass, Olds 442, Buick Skylark 1970-1972 Chevrolet Monte Carlo 1968-1974 Chevrolet Nova 1971-1974 Pontiac Ventura 1967-1969 Chevrolet Camaro, Pontiac Firebird 4) The Booster Comes With A Short Pushrod, Fully Compatible With Our Master Cylinders. 5) Package Includes: As Shown In Our Pictures. This Item Doesn't Come With Installation Guides. We Highly Recommend Professional Installation.
