Best for Pro Street. Needs good intake and exhaust, 11:1+ compression and 3500 stall.
3200-7,200 RPM Operating Range
254/260 Duration at .050". 110 Degree Lobe Separation Angle
.582"/.588" Valve Lift
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.
Description
Best for Pro Street. Needs good intake and exhaust, 11:1+ compression and 3500 stall.