COMP Cams CL12-243-3 - Cam and Lifter Kit, CS X4 270H-1 1

COMP Cams Xtreme 4X4 X4270H-11 Cam and Lifter Kit for Small Block Chevy SMALL BLOCK CHEVY Hydraulic CAM AND LIFTER KIT - Xtreme 4X4: Strong mid-range and throttle response, likes headers, gears. 2200+ stall. Cam and lifter kit for Small Block Chevy engines; CL-Kit includes cam, lifters, assembly lube, instructions and decals; Hydraulic - Xtreme 4X4: Strong mid-range and throttle response, likes headers, gears. 2200+ stall.; 270/278 Advertised Duration, 226/234 Duration .050", .480"/.498" Lift, 111 Lobe Separation; Valve spring upgrade required