COMP Cams K12-600-4 Thumpr 227/241 Hydraulic Flat Cam K-Kit for Chevrolet Small Block

.High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle. K12-600-4 contains the following: 12-600-4 Thumpr 227/241 Hydraulic Flat Cam for Chevrolet Small Block, 812-16 High Energy Hydraulic Flat Lifter Set for Chevrolet Small and Big Block., 2100 Magnum Double Row Timing Set for '78-'86 Chevrolet V6 and 265-400 Small Block, 981-16 Set of 16 Single Springs w/ 1.254" O.D., 1.254" I.D., 1.700" Installed Height, 601-16 Hardened Steel Set of 16 - 7 Degree, 11/32", Single Groove Street Locks, 742-16 7 Degree Steel Retainer Set of 16 for SBC, Chevrolet/Buick V6 w/ 1.250" OD Spring, 501-16 Set of 16 O-Ring Valve Seals for Stock Guide Size, 11/32" Valve Stem
.High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
.2,000-5,800 RPM Operating Range
.227/241 Duration at .050". 107 Degree Lobe Separation Angle. 0.479"/0.465" Valve Lift
.K Kits vary in their contents, but generally contain a camshaft, a set of lifters, valve springs, retainers, locks, valve seals, timing set, assembly lubricant, decals and instructions. Check description for more accurate listing of kit contents.
.Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters and more rear gear.
.Perfect choice for muscle cars and street rods - Three unique cam designs: Thumpr, Mutha' Thumpr and Big Mutha' Thumpr deliver excellent horsepower gains and broad torque curve.
.Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, or factory roller Small Blocks built from 1985 and newer.
.Made in USA