Boost Your LS Engine with Rocker Arms from Brian Tooley Racing

Upgrade your valvetrain's strength and precision with Brian Tooley Racing (BTR) Engine Rocker Arms and Trunnion Kits—built for improving durability and superior RPM capability. Reinforced with redesigned top rails and oiling ports, delivers up to more strength compared to OEM rockers, supporting higher valve lift and better tip wear resistance. They’re available either as bare arms or fully assembled sets with BTR’s hardened trunnion bearings, eliminating failure‑prone factory bushings.