Scorpion Race Series Rocker Arm - 7/16" Stud Mount - 1.80 Ratio - Full Roller - Aluminum - Blue Anodize - Big Block Chevy MGP Caliper Covers Hyperco's OBD design concept has

Hyperco's OBD design concept has proven to be a performance advantage in many forms of racing

Mounting Bracket - Better Support & Strength

This complete kit includes coax cable with a BNC connection

Simple Calibration Wizard (Answer a few questions about your engine and it creates the base map

1998-1999 GMC P3500

Scorpion Race Series Rocker Arm - 7/16" Stud Mount - 1.80 Ratio - Full Roller - Aluminum - Blue Anodize - Big Block Chevy MGP Caliper Covers Hyperco's OBD design concept hasProduct Description: Rocker Arm Race Series 7 16 in Stud Mount 1. 80 Ratio Full Roller Aluminum Blue Anodized Big Block Chevy Sold Individually Scorpion is an authority in racing engine parts and the leading manufacturer of rockers in the U. S. Every product Scorpion makes is dyno tested and race proven before it is ever offered for sale to the public. The result of this is top quality race winning parts and very satisfied customers. Simply put,