Rocker Arms

The Ultra Pro Magnum Roller Rocker Arms for Big Block Chevy 396-454 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7/16" stud diameter and 1.7 ratio. The 8650 chromemoly material and...

The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 396-454 applications not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a whole new level. These rocker arms...

The Ultra Pro Magnum Roller Rocker Arms for Big Block Chevy 396-454 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7/16" stud diameter and 1.7 ratio. The 8650 chromemoly material and...

The Ultra Pro Magnum Roller Rocker Arms for Big Block Chevy 396-454 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7/16" stud diameter and 1.7 ratio. The 8650 chromemoly material and...

The Ultra Pro Magnum Roller Rocker Arms for Ford 3.8L V6 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.7 ratio. The 8650 chromemoly material and arched,...

The Ultra Pro Magnum Roller Rocker Arms for Ford 3.8L V6 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.7 ratio. The 8650 chromemoly material and arched,...

The Ultra Pro Magnum Roller Rocker Arms for 1988 and later Chevy V8 applications (with self aligning rockers) not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a...

The Ultra Pro Magnum Self-Aligning Roller Rocker Arms for Late Model Chevy V8 305-350 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.6 ratio. The 8650...

The Ultra Pro Magnum Self-Aligning Roller Rocker Arms for Late Model Chevy V8 305-350 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.6 ratio. The 8650...

The Ultra Pro Magnum Roller Rocker Arms for 1988 and later Chevy V8 applications (with self aligning rockers) not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a...

The Ultra Pro Magnum Self-Aligning Roller Rocker Arms for Late Model Chevy V8 305-350 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.52 ratio. The 8650...

The Ultra Pro Magnum Self-Aligning Roller Rocker Arms for Late Model Chevy V8 305-350 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.52 ratio. The 8650...

The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 265-400 applications with Twisted Wedge heads take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7/16" stud diameter and 1.6 ratio. The 8650...

The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 265-400 applications with Twisted Wedge heads take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7/16" stud diameter and 1.6 ratio. The 8650...

The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 265-400 applications with Twisted Wedge heads take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.5 ratio. The 8650...