Stage 1 Thumpr Camshaft LS 4.8L/5.3L/6.0L Trucks - 54-701-11

Camshaft - Thumper NSR Stage 1 - Hydraulic Roller - Lift 0.541 / 0.536 in - Duration 276 / 295 - 112 LSA - 1600 / 6400 RPM - GM LS-Series - Each