COMP Cams CL12-234-2 - Cam and Lifter Kit, CS XE256H-10

COMP Cams Xtreme Energy XE256H-10 Cam and Lifter Kit for Small Block Chevy SMALL BLOCK CHEVY Hydraulic CAM AND LIFTER KIT - Xtreme Energy: Strong torque thru low end and mid-range, good idle. Cam and lifter kit for Small Block Chevy engines; CL-Kit includes cam, lifters, assembly lube, instructions and decals; Hydraulic - Xtreme Energy: Strong torque thru low end and mid-range, good idle.; 256/268 Advertised Duration, 212/218 Duration .050", .447"/.454" Lift, 110 Lobe Separation; Valve spring upgrade required