Authentic ATI ProCharger Pulley's in all available sizes! Includes retaining bolt, washer and key. Any BBC, SBC, or SBF (non-A/C) that uses a spring tensioner will be an offset pulley. The slide/fixed tensioner for any of the same application...

ATI DPxxxI-12SS x.xx" -12 RIB PULLEY (AUTO/P SERIES) (OIL FED) (FITS .670 SHAFT 1/8" KEY

ATI DBxxxI-006 ProCharger 6 Rib Blower Belt These belts are currently only offered to those who know the ProCharger part number from their current belt. Please put the part number in the "notes" section of the order form. Systems that use...

ATI DBxxxI-008 ProCharger 8 Rib Blower Belt These belts are currently only offered to those who know the ProCharger part number from their current belt. Please put the part number in the "notes" section of the order form. Systems that use...

ATI DC004A-012 3" Idler Pulley - 12 Rib w/bearings

ATI PDW01C-xxx - Blower Pulley .xxx Shim  NOTE: To ensure belt alignment, verify that the supercharger has the proper shim between the supercharger pulley and the input shaft.

ATI BO07FI-016 - 6 rib Blower Pulley Bolt - 7/16 - 20 X 1" HEX BOLT-GR 8-YELLOW

ATI BO07FI-018 - 8 & 12 Rib Blower Pulley Bolt BO07FI-018 / 7/16 - 20 X 1-1/4" HEX GR8-YELLOW This is for the bolt only, does not include the washer

ATI PCI04A-001 - Blower Pulley Washer, does not include the bolt

ATI DPXXXI-008 8-RIB P-SERIES (OIL FED) (FITS .670 SHAFT 1/8" KEY

ATI GF020I-001 1/8" X 1/8" X1" KEY (P600B)