COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Ford RS004C0413 Solvent-free Hylomar is environmentally friendly

Solvent-free Hylomar is environmentally friendly and provides immediate assembly/pressure capabilities

A blue LED high beam indicator is installed in the speedometer

Compatible with vehicle/system voltages up to 16V

3/8 in NPT Return

COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Ford RS004C0413 Solvent-free Hylomar is environmentally friendlyThe 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