Comp Cams 1620-16 Ultra Pro Magnum Rocker Arm Set W/ 1.7 Ratio For Chevrolet 396-454 W/ 7/16 Stud Elbow & Wrist Protection Offers a soft and comfortable

Offers a soft and comfortable feel for your arms and elbows

Upgrade your bike today for improved speed and fuel savings

2007 Silverado 3500 Classic

The rack arms extend to a 7

Comp Cams 1620-16 Ultra Pro Magnum Rocker Arm Set W/ 1.7 Ratio For Chevrolet 396-454 W/ 7/16 Stud Elbow & Wrist Protection Offers a soft and comfortableThe 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 feature a 7 16 stud diameter and 1. 7 ratio. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing