Jesel Oldsmobile Pro Aluminum Shaft Rocker Arm System

• Shot-peened body finish for improved fatigue resistance and long life.

• Clipped-pin nose roller and profiled rocker tail for minimal friction and enhanced valve guide life.

• Precision tool steel adjusters with optional ball adjusters to reduce friction and boost strength.

• Customizable ratios and offsets to match your specific cam, spring, and head combination — making this a perfect choice for high-performance Olds applications where optimized valvetrain design is critical.