Specifications Cam Type: Roller SAE Duration Int: 294 SAE Duration Exh: 304 050 Duration Int: 188 050 Duration Exh: 191 SAE Over Lap: 71 050 Over Lap: -39 Cam Lift Int: .252 Inlet Lobe Lift: .072 Cam Lift Exh: .250 Valve Lift Int: .403 Valve Lift Exh: .408 Lobe Centres Int: 111 Lobe Centres Exh: 117 Lobe Spread: 114.25 Lash Int: Hyd Lash Exh: Hyd