ideal afr range for 426 srt8

[jaltb4k]

hey folks,i was wondering what you folks like to keep your afrs approx on a 426 stroker. i have a 2006 srt8 charger and am running 11.5 to 1 from 3-5k and then it slowly climbs up to 12.2 to 12.4 up top. what afr range do you folks like to keep motors like this stay in. its na w/o nitrous

[mikel]

low to mid 12s generally.

[jaltb4k]

thats kinda what i was thinking too. is there any issues ill run into installing my new trinity when my cmr tune was done with my predator? do i have to have my cmr tuner install the trinity also?