Black Anodized Aluminum 8.66" Diameter 10% overdrive pulley

This pulley is used in conjunction with the Lingenfelter CTS-V, Camaro ZL1 overdrive harmonic balancer to increase boost by overdriving your supercharger 10%.

This pulley will require a different length serpentine belt & or idler diameter change

Cadillac CTS-V Camaro ZL1 10% Overdrive Balancer Pulley 2009-2015