COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Chevy (Set of 16) Aftercooler Painted black for stock appearance

Painted black for stock appearance

Replacement Shaft For 7540-2

100 psi Max

The lightweight composite shell has been aerodynamically tuned for motorcycle riding and is fully ventilated for maximum airflow when you need it most

COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Chevy (Set of 16) Aftercooler Painted black for stock appearanceThe next design evolution of the Hi Tech Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnum XD Rocker Arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application. These XD rockers are fully rebuildable and boast precision sorted needle