COMP Cams Ultra Gold ARC Aluminum Roller Rocker Arm - 7/16 in Stud Mount - 1.50 Ratio - Gold - Small Block Chevy / GM V6 BMRSTB412H Indexing positions the ground strap

Indexing positions the ground strap of the spark plug properly for best piston dome clearance and un-shrouds the electrode for a more even burn and possible gains of 5-15 horsepower

This direct fit adapter will fit all 1960 and up Ford Car and Truck FE Engines including 352

3/16 x 1-3/8 in

BTU/HR: 27k-37k

and LED with ‘stuck-mic’ indicator

COMP Cams Ultra Gold ARC Aluminum Roller Rocker Arm - 7/16 in Stud Mount - 1.50 Ratio - Gold - Small Block Chevy / GM V6 BMRSTB412H Indexing positions the ground strapThese COMP Cams Ultra Gold Aluminum Roller Rocker Arms with a 7 16" 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