Whipple Superchargers 10-rib grooved and guarded idler pulley for use on Whipple Supercharger kits. SC pulley features single high-speed bearing, 3.50″ running diameter, and a guard to help guide the supercharger belt. Available in black, blue and clear anodized finishes.
- 1993-2001 454/502 MerCruiser Magnum MPI (330HP, 385HP, 415HP)
- 2001-2015 496 Magnum (Base, HO)
- 1999-2001 500HP EFI
- 1993-2000 500HP Carb, 540 Bulldog
- Universal Whipple Marine Big Block kits
- Teague Whipple Supercharged Engines
*NOTE: Does not come with mounting hardware unless requested.