COMP Cams Ultra Gold ARC Aluminum Roller Rocker Arm - 3/8 in Stud Mount - 1.50 Ratio - Gold - Small Block Chevy / GM V6 2070121 9 keyway crank sprockets for

9 keyway crank sprockets for easy cam degreeing and a seamless

PRO1 series aluminum cylinder heads feature high flowing as-cast ports with profiled valve guide bosses and are bowl blended on 5-axis CNC machining centers

Bushings / Seals

Drive-By-Wire Throttle Control Pedal Assembly

2010-2011 GMC Sierra 1500

COMP Cams Ultra Gold ARC Aluminum Roller Rocker Arm - 3/8 in Stud Mount - 1.50 Ratio - Gold - Small Block Chevy / GM V6 2070121 9 keyway crank sprockets forThese COMP Cams Ultra Gold Aluminum Roller Rocker Arms with a 3 8" stud diameter and 1. 5 ratio are designed for Chevrolet V8 265 400 applications. The new modern design features of these Ultra Gold Rockers are proven to withstand extremely aggressive spring pressure and valve lift. Designed specifically for high performance street and race engines, the Ultra Gold Aluminum Rocker Arms are precision CNC machined to strict tolerances. Developed to meet