COMP Cams 12-236-3 - CamShaft, CS XM 262H-12

COMP Cams Xtreme Marine XM262H-12 Camshaft for Small Block Chevy Hydraulic - Xtreme Marine: Biggest cam for inboard/outboard, good mid-range with excellent response, noticeable idle. Hydraulic - Xtreme Marine: Biggest cam for inboard/outboard, good mid-range with excellent response, noticeable idle.; 262/268 Advertised Duration, 218/224 Duration .050", .462"/.477" Lift, 112 Lobe Separation; Valve spring upgrade required