dude your the only person to reply to this and the only person to reply between the honda-tech fourms too the only person who actually knows what their talking about.. i plan on goin dyno next week after my exhust is on and my nitrous, but i'm told by my tuner who tunes with me that 12.6-12.9 is a GREAT AFR for my setup.. thx so much its nice to know someone is as smart as me out there