Vortech/Paxton Supercharger pulleys: 3.47 8-rib, brand new never installed - $90 shipped. 3.60 6-rib - $60 shipped. 3.33 6-rib - $60 shipped. 8.8 3.31 gears - I bought these used on here from another member, and according to them they were a stock set of gears with around 40k miles. I ended up not installing them in my car, just looking to get what I paid for them. $65 shipped.