Chevy Small Block 4.3L-6.6L/262-400 Cubic Inch; Hydraulic Flat Tappet; 1000-5200 RPM Range; 212 Degree Intake Duration @ 0.050 Inch Lift; 218 Degree Exhaust Duration @ 0.050 Inch Lift; 0.447 Inch Intake Valve Lift; 0.454 Inch Exhaust Valve Lift; 110 Degree Lobe Separation; With Camshaft/ Lifters/ Assembly Lube/ Instructions/ Decals