The booster mounts with a 4-bolt pattern. Master Cylinder Brake Line Kit. Brake Pedal Pushrod Kit. THIS KIT IS FOR DISC/DRUM APPLICATIONS ONLY! 1964-72 Chevelle, GTO, 442, Lemans, Cutlass, Caprice, Skylark, Monte Carlo, El Camino etc. 1967- 1978 Chevy Camaro.