Brian Tooley Racing Cylinder Head Bolt Kit - Hex Head - GM LS-Series 82376 D shaped Runners Promote High

D shaped Runners Promote High Flow Rates W/O Turbulence

1/8" female threaded overflow outlet

135" Wall Thickness with 210

requiring fuel economy lubricants (ACEA A1/B1 or A5/B5 standards)

Brian Tooley Racing Cylinder Head Bolt Kit - Hex Head - GM LS-Series 82376 D shaped Runners Promote HighProduct Description: Cylinder Head Bolt Kit Hex Head Steel Zinc Coated 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 for enthusiasts, leveraging his expertise to fill a