Street/strip, 2800+ stall, likes headers and gears, rough idle. K12-250-3 contains the following: 12-250-3 Xtreme Energy 240/246 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
- Street/strip, 2800+ stall, likes headers and gears, rough idle.
- 2,300-6,500 RPM Operating Range
- 240/246 Duration at .050″. 110 Degree Lobe Separation Angle. 0.507″/0.51″ 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.
- Excellent performance in street carbureted applications. Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
- More vacuum allows an increase in duration for improved performance and assists power brakes. Best performance with aftermarket intake manifolds, headers and lower gear ratios.
- 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