PULLEY SIZE VS. BOOST | ||||
SC Pulley | 7.5" Crank (stock) | 9.0 Crank | ||
| Boost | Ratio | Boost | Ratio |
3.50" | 10.0 | 2.14 | 14.5 | 2.57 |
3.25" | 11.5 | 2.31 | 16.5 | 2.77 |
3.00" | 13.5 | 2.50 | 18.5 | 3.00 |
2.75" | 15.5 | 2.73 | 21.0 | 3.27 |
2.50" | 17.5 | 3.00 | 23.0 | 3.60 |
Model | Year(s) |
---|---|
Harley Davidson F150 | 2002 2003 |
SVT Lightning | 2001 2002 2003 2004 |