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Needs 9:1 compression, 2800+ stall, headers, gears. Choppy idle.
2,200-6,200 RPM Operating Range
236/236 Duration at .050". 110 Degree Lobe Separation Angle. 0.49"/0.49" 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.
Great high RPM power - Best with aftermarket torque converters and at least 9.5:1 compression.
Easy on valvetrain parts - Can be used with mild ratio rocker arms and traditional performance valve springs.
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
Needs 9:1 compression, 2800+ stall, headers, gears. Choppy idle. K12-326-4 contains the following: 12-326-4 Magnum 236/236 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