Hopefully you guys can help me. I bought a 1989 5.0, supercharged with a powerdyne 5psi. There is a medium cam and exhaust, everything else is stock, any idea what wuld or should be next for the car? also the car does a little surging 800- 1200, is that normal for a supercharged car? any information would be healpfull, its a 5 spd. thanks, im new to this forum.