LSR 239/255 Hydraulic Roller Cam for GM GEN IV w/o VVT or AFM
Broad top end power range for high rpm race only single bolt LS3 applications.
Camshaft Model Or Series: LSR
Engine: GM LS GEN IV Single-Bolt w/o VVT
Camshaft Type: Hydraulic Roller
RPM Range: 2400 to 7200
Intake Valve Lift: .624
Exhaust Valve Lift: .624
Advertised Intake Duration: 289
Advertised Exhaust Duration: 305
Intake Duration @ .050": 239
Exhaust Duration @ .050": 255
Lobe Separation: 113°
Recommended Lifters: 7955-16
Recommended Retainers: 623-16
Recommended Valve Locks: 511-16
Recommended Pushrods: 1779-16
Broad end power range for high rpm race only, single bolt ls3 apps.
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