Still have the 3.1 pulley?6 rib pulleys for vortech/paxton supercharger 3.33, 3.12, 2.6 was on a 2v have belts if going on a 2v. the 3.33 did 10 psi, the 3.12 did 12 psi, the 2.6 did 15psi . all psi were through a huge paxton cooler, with full bassani headers on back to mufflers with a few other bolt ons, so boost levels may be higher without cooler and headers. $50 each for the vortech, $75 for the reichard shipped. belts work with 99-04 2v extra $25 for belt. pm for sale