Originally Posted by
srt6Master
Should not be loosing as much time as I am. Did the zt-2 kit on my car running a 13.5 quater mile with 178mm pulley single cold air and custom manifolds, at WOT running 10.9-11.3 AFR ratio I dont know where it should be trying to figure out whats wrong with her. Any ideas?
That's too fat for the boost levels you're at. Try leaning it out to 12.0 and it will pick up a bit. Also, how much timing are you seeing? Is it being cut?