INPUT SHAFT from ProCharger P1X Centrifugal Supercharger. This is the shaft that the CRANK DRIVEN BELT PULLEY mounts to.  
 
These are inspected and in good/perfect shape. THe Pulley retianing bolt may differ from the original and will be specified. 
 
Should be compatible with P1X, D1X, P1SC, D1SC, M2SC and M3SC (same gearsets). Please verify for yourself, or reach out to me if you have your old parts and want to confirm. 
 
We also provide full gearset bundles, amongst other parts to UPGRADE/REPAIR/REBUILD your supercharger (soon, if not posted yet). See other listings and/or reach out.
 
*Please note, due to the intricate nature of these components and the tight tolerances etc. involved in rebuilding a supercharger, these listings are for PARTS only.