i have a 92 sc.it has a smaller pully on the charger,full dynomax with headders,3.7.3 gear,built trans,2200 stall,shift kit.i took a friend out for a ride to show him the car.we stopped in the middle of the street and put it to the floor and spun the tires about 2 driveways.going back to his house i did the same thing but it did nothing,no tire spin not even close so i was like ~~~.got to his house and held the brake and put it to the floor(wot),boost went to 9 psi,2700 rpms and no tire spin.if i put it to the floor doing about 10-20 mph,boost gos to 15 psi and moves like a rocket.20 psi of vac,trans seems fine(not slipping)fuel is good,rear end is good.has someone had this problem??if so what do i need to do to fix it.no power from a dead stop.thanks Lon