Brian Tooley Racing V2 Rocker Arm Axle Assembly - Brian Tooley Racing Rocker Arms - GM LS-Series PEP66036 - w/o Smog Injection Or

- w/o Smog Injection Or Injection Hedders

Inner Braided Liner

1997-2007 GMC C6500 Topkick

Important For Headers

Whenever you are planning an engine overhaul or a cam change

Brian Tooley Racing V2 Rocker Arm Axle Assembly - Brian Tooley Racing Rocker Arms - GM LS-Series PEP66036 - w/o Smog Injection OrProduct Description: Rocker Arm Axle Assembly V2 Shaft Bearings Clips Washers Included Steel Brian Tooley Racing Rocker Arms GM LS Series Brian Tooley Racing (BTR) started as a small operation fueled by Brian Tooley's passion for engine performance and innovation. In the early 1990s, Tooley began his journey in the performance industry by working on cylinder heads and founding Total Engine Airflow (TEA). Eventually, he shifted to creating custom parts