Compatible with LSA/ZL1/Magnuson 2650 Superchargers
10-rib crank pulley stock Dia. 7.950 designed for the Magnuson TVS2650 with 10 Rib.
Bolt's to aftermarket harmonic damper's supporting both 3 and 6 bolt pulleys using the classic SBC/BBC bolt pattern such as the ATI 918854 LSA Damper.
2.281 center hole compatible with SBC/BBC drive mandrels for external accessories
Custom Machined in house on our HAAS CNC Mill and Lathe from Billet 6061-T6 Aluminum.
Looking for Overdrive Options for the Magnuson 2650?
The Magnuson 2650 has interchangeable rear cog belt system allowing for drive ratio optimization. The supercharger comes standard with a 32 and 34 tooth cogs for up to 6% overdrive of front pulley. Additional 30-38 cog tooth pulleys available in two tooth increments to overdrive the 2650 supercharger with a standard size crank pulley and 80MM supercharger pulley
Using our 7.950 10 Rib Lower Crank Pulley
- 30T - 38T = 27% OD
- 30T - 36T = 20% OD
- 32T - 36T = 13% OD
- 32T - 34T = 6% OD
- 34T - 32T = 6% UD (default)
Using our 12.5% - 8.950 10 Rib Lower Crank Pulley (call for availability)
- 30T - 38T * 12.5 = 42% OD
- 30T - 36T * 12.5 = 34% OD
- 32T - 36T * 12.5 = 26% OD
- 32T - 34T * 12.5 = 19% OD
