CCA Rocker Arm Sets

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. Applications: AMC 290-401 c. I. D. V8 289 c. I., 302 c. I., 351 c. I. D. Windsor Non-Rail / '61-'67 Oldsmobile 260-455 c. I. D. V8 3/8" Studs / 1.6:1 Ratio Ultimate street Roller Rocker arm designed for Serious performance enthusiasts Constructed from 8620 chromemoly Steel, a superior material that will not flex and ensures maximum lift Roller tip reduces friction while stiff design and superior ratio accuracy yield more effective valve lift For Applications with less than 350 lbs. Of open spring pressure Also Available in Kits: AMC 290-401 c. I. D. V8 Rockers and Pushrods Oldsmobile 350-403 c. I. D. V8 Rockers, Pushrods, Studs and Guide Plates Oldsmobile 455 c. I. D. V8 Rockers, Pushrods, Studs and Guide Plates Magnum Roller Rocker Arm Set w/ 1.6 Ratio for AMC, Ford and Oldsmobile 3/8" Stud.