3800Pro Forums banner

supercharger porting

  1. Eaton M90 Porting

    Superchargers
    Hey guys, I have a 3.3 pulley gtp w/supporting mods and I wanted to know since our blowers are where we are getting our power How much should we port? I recently installed the N* kit and opened my bore to 75mm to match. But my question is on the outlet port. How much is too much? I know there is...
Top