conquest wouldnt be that bad.If you get a bigger turbo some hard pipes and upgrade the pump your hitting 13s all day.Always room to improve the motor too.
Maybe do a swap ? Turbo LS1
http://videos.streetfire.net/video/095ce8e2-36e4-40eb-b09a-997d00b59e10.htm
You can get conquest/starions very cheap.A decent running one for 1500 to 2500