Proform Full Roller Rocker Arm - 7/16 in Stud Mount - 1.70 Ratio - Blue Anodized - Big Block Chevy - Set of 16 Cometic 000" in length

000" in length

During the first several years

Installation Tubing Kit

Pre-Cut / Drilled

For 1984-to-present V-Twin American motorcycle engines

Proform Full Roller Rocker Arm - 7/16 in Stud Mount - 1.70 Ratio - Blue Anodized - Big Block Chevy - Set of 16 Cometic 000" in lengthProform Extruded Aluminum Roller Rocker Arm 66913C 1. 7 Ratio 7 16 in. Stud Self Aligning Clamshell Package Precision machined Aluminum Lengthen Valve Train Component Life Reduce Wear On Valve Stem Tips Applications include: Bel Air, Biscayne, Blazer, Blazer K5, Brookwood, C10 Pickup, C10 Suburban, C15 Pickup, C15 Suburban, C15 C1500 Pickup, C15 C1500 Suburban, C1500 Pickup, C1500 Suburban, C20 Pickup, C20 Suburban, C25 Pickup, C25 Suburban, C25 C2500