Perfect for street performance, our 8620 chromemoly steel Magnum roller tip rockers can handle up to 350 lbs of spring pressure. This 1411 rocker features a 1.72 ratio for 7/16" stud Ford 351C, 429-460 and Chevrolet 396-454 Big Block
and Ford V8 429-460 Applications are the ultimate street Rocker. With a 7/16" Stud diameter and 1.72 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superior material that will not flex and assures maximum lift. Their Roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other Rocker arms, Magnum Roller Rockers are perfect for performance Applications with less than 350 lbs. open spring pressure. Don't accept inferior products or cheap knock-offs, look for the COMP Cams logo stamped into the underside of every Magnum Rocker.
These Magnum Roller Rocker Arms for Chevy V8 396-454
Ford Boss 302, 351C-400M
