LS Hydraulic Roller Blower Cam; 218'/228', .561"/.552", 116'+4'; Idle to 6,500 RPM

Street performance hydraulic roller camshaft for LS1 and LS6 engines with a 159 CID Roots or screw-type supercharger making 6-8 PSI boost with intercooler or methanol injection. Okay with stock compression ratio. Smooth idle. Will work with stock stall speed torque convertors and all factory accessories. Needs valve spring upgrade (PN 733301-K) and adjustable rocker arms. Aftermarket pushrods, and air inlet, fuel delivery, and exhaust system upgrades are recommended. PCM tuning is required. Best power: Idle-6,500 RPM. Duration @ 0.050": 218'/228', Valve lift: .561"/.552", Lobe separation: 116', Intake centerline: 112'