Vortech V1 Pulley Size and PSI?

[RedPhoenix]

I found a list of available Pulleys for the Vortech V1. With our crank size, what is the Pulley Size vs PSI ratio I am looking at?

I dont know where to start for this.

Matt

 

[Lextreme II]

http://lextreme.com/forums/showthread.php?t=5444&highlight=supercharged+soarer