The TVS and the Saleen blowers are both 2.3L, IIRC. The saleen should be at least as efficient, or more, being a TS design. With a pulley change on the Saleen you can make ~7, 9, 11, or more PSI, at 11 you'd push 500 RWHP with the right supporting mods, more with all of the bolt-ons. The most...