well, its better than my dyno although I didnt have headers and I had no clue what my air/fuel was. Your air fuel isnt too bad. It does dip down past 12:1, but starts to come back up and almost reach 13:1 as you hit redline. Id definetely get a dyno tune or SCT chip/Xcal.

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