Comp Cams CB HIGH ENERGY ROCKER ARM audi-b9-esi6205539 Sierra Special

Sierra Special

Purpose-designed as a direct retrofit upgrade for the RS3 Sedan factory rear bumper

Hard panel construction - Rigid frame resists collapse and maintains consistent airflow under load

sophisticated front profile

This is a bolt-on replacement that handles emissions compliance without modifications to your exhaust system

Comp Cams CB HIGH ENERGY ROCKER ARM audi-b9-esi6205539 Sierra SpecialHigh EnergyT Steel Rocker Arm: Chevy; 7 16", 1. 7 Ratio This COMP Cams High EnergyT Steel Stud Mount Rocker Arm designed for 1965 87 Chevy 396 454 applications features a 7 16" stud diameter and 1. 7 ratio. High EnergyT Rockers help eliminate the noise and slop associated with older worn and high mileage stock rocker arms. With a long slot for higher than stock lift camshafts, these rocker arms are an excellent replacement choice for engine rebuilds