LS Hydraulic Roller Blower Cam; 222'/232', .590"/.578", 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 8-10 PSI boost with intercooler or methanol injection. Needs 9.0-9.5:1 compression ratio. Slightly choppy idle. Will work with stock stall speed torque convertors and all factory accessories. Needs valve spring upgrade (PN 733301-K), high-lift lifters (PN 133185-16), and adjustable rocker arms. Aftermarket pushrods, modified cylinder heads, and air inlet, fuel delivery, and exhaust system upgrades are recommended. PCM tuning is required. Best power: Idle-6,500 RPM. Duration @ 0.050": 222'/232', Valve lift: .590"/.578", Lobe separation: 116', Intake centerline: 112'