COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 3/8 in Stud Mount - 1.50 Ratio - Small Block Chevy (Set of 16) Recovery Tank 2009-2013 GMC Savana 4500

2009-2013 GMC Savana 4500

Needle Roller Bearings

d and smaller Chevrolet

6 3/8 Ultra Pro Mag

we are able to produce a highly effective choke to keep the EMI (Electro Magnetic Interference) inside the wire and away from other electronics

COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 3/8 in Stud Mount - 1.50 Ratio - Small Block Chevy (Set of 16) Recovery Tank 2009-2013 GMC Savana 4500The 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