S&S Cycle 551 Chain Drive Camshaft Set

Description for S&S Cycle 551 Chain Drive Camshaft Set • High-performance cams, includes cams, gaskets, bearings and instructions. • Centerline Intake:92.5° • Duration Exhaust @ .020:237° • Grind:551C • Lift @ Top Dead Center Intake:.163″ • Duration Intake @ .020:215° • Lift @ Top Dead Center Exhaust:.179″ • Lift:.550″ • Valve Timing Exhaust:39°/18° • Centerline Exhaust:100.5° • Valve Timing Intake:15°/20°