COM1412-16 CHEVROLET Small Block 265-400ci V8's For 3/8" Studs / 1.52:1 Ratio

Magnum Roller Rocker Arms: Chevy; 3/8" Stud, 1.52 Ratio
MAGNUM Roller Rocker Arms
Magnum Roller Rockers are the ultimate street rocker because they were designed with the serious performance enthusiast in mind. They will help your engine make more power and last longer.
Ultimate street roller rocker arm designed for serious performance enthusiasts
Constructed from 8620 chromemoly steel, a superior material that will not flex & ensures maximum lift
Roller tip reduces friction while stiff design & superior ratio accuracy yield more effective valve lift
For applications w/ less than 350 lbs. of open spring pressure