LFP 2009+ CADILLAC CTS-V 2012+ CAMARO ZL1 8.60" LSA & LT4 CRANK PULLEY MCR0004V

In LT4 (CTS-V and ZL1) applications, pulley rings as large as 10.0" can be used without changing or relocating idler pulleys on the blower drive. For LSA applications, no idler pulley changes are necessary when using the 8.60" & 9.10" pulley rings.