Stage 1 Thumpr Camshaft LS 4.8L/5.3L/6.0L Trucks

Camshaft - Thumper NSR Stage 1 - Hydraulic Roller - Lift 0.541 / 0.530 in - Duration 272 / 291 - 111 LSA - 1500 / 6300 RPM - GM LS-Series - Each