I think i would keep it right about 5 psi with no intercooler, AZ heat, and no tune. I would think you could put down about 220-230 whp with that 5 psi after a tune.
Jim Hahn
1996 T-Red Contour SE Reborn 4/6/04
3.0L swap and Arizona Dyno Chip Turbo Kit
364 whp, 410 wtq @ 4,700 rpm