Brian Tooley Racing Stage 4 Hydraulic Roller Camshaft - Lift 0.553 / 0.553 in - Duration 274 / 280 - 109 LSA - 3300 / 6300 RPM - GM LS-Series 20-GNHM3905K8 Spacers can only be used

Spacers can only be used with wheels that have cut-outs (facing the hub) to clear the stock Studs

1967-1979 Buick Electra

2020-2022 Chevrolet Silverado 2500 HD Crew Cab Pickup

1975-1975 International 150

a maintenance-free magnetic pick-up is used

Brian Tooley Racing Stage 4 Hydraulic Roller Camshaft - Lift 0.553 / 0.553 in - Duration 274 / 280 - 109 LSA - 3300 / 6300 RPM - GM LS-Series 20-GNHM3905K8 Spacers can only be usedProduct Description: Camshaft Stage 4 Hydraulic Roller Lift 0. 553 0. 553 in Duration 274 280 109 LSA 3300 6300 RPM GM LS Series Sold Individually 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