COMP Cams 21-223-4 - CamShaft, CRB XE268H-10

COMP Cams Xtreme Energy XE268H-10 Camshaft for Big Block Chrysler Hydraulic - Xtreme Energy: Great for street machines, slightly rough idle, works with stock converter but best with 1800+ stall. Hydraulic - Xtreme Energy: Great for street machines, slightly rough idle, works with stock converter but best with 1800+ stall.; 268/280 Advertised Duration, 224/230 Duration .050", .477"/.480" Lift, 110 Lobe Separation; Single Bolt Camshaft; Valve spring upgrade required;