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Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression.
3,000-7000 RPM Operating Range
253/253 Duration at .050". 110 Degree Lobe Separation Angle. 0.525"/0.525" 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
Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression. K12-214-4 contains the following: 12-214-4 Magnum/Drag Race 253/253 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, 986-16 Valve Springs, 611-16 Set of 16 - 10 Degree, 11/32", Single Groove Locks w/ Lash Cap Recess, 740-16 10 Degree Superlock Steel Retainer Set of 16 for 1.437"-1.500" OD Valve Spring, 503-16 Set of 16 PTFE Valve Seals for .530" Guide Size, 11/32" Valve Stem