Description
OEM ATI Pro Charger Stock replacement CLOCKWISE billet impeller for Pro Charger P1SC-1.
Direct Fit for the following ProCharger Superchargers:
- ProCharger P1SC-1
Comparisons:
P1SC-1 stock impeller:
- 1200 CFM.
- 825 HP.
- 65,000 maximum RPM.
- Balanced by grinding, clipping, sanding, drilling.
- Weight: 11.2 ounces.

Replacement 17mm x 32mm rear needle bearings
Full rebuild kit MP45, MP62, MP90, MP112 with extended drive snout, short shaft
Bypass valve vacuum actuator 111 VA783A
Pulley mounting bolt 