Ultra Pro Magnum Rocker Arm Set w/ 1.7 Ratio for Chevrolet 396-454 w/ 7/16" Stud 2000 Pontiac Firebird eliminating differential movement by replacing

eliminating differential movement by replacing the soft rubber OE bushings with four solid two-piece aluminum bushings

along with Blue Anodized Titanium socket head cap screws and our 360 degree rotating clamp system

Vibrant Performance Tube Adapter Fittings are lightweight and constructed from 6061 Aluminum Alloy

These voids

Compatible with new or used antifreeze (including DEX-COOL and long-life versions) to improve the heat transfer of ethylene and propylene glycol systems

Ultra Pro Magnum Rocker Arm Set w/ 1.7 Ratio for Chevrolet 396-454 w/ 7/16" Stud 2000 Pontiac Firebird eliminating differential movement by replacingUltra Pro Magnum Rocker Arm Set w 1. 7 Ratio for Chevrolet 396 454 w 7 16" Stud