I see a stable PW and duty cycle... the VE value stays the same as well. I do not see a reason for the AFR to suddenly go lean.
do you have a seperate fan controller? is the temp on it set to 170*? you want an EFI engine to run around 200*
did you disconnect the factory O2 sensors?
do you have a seperate fan controller? is the temp on it set to 170*? you want an EFI engine to run around 200*
did you disconnect the factory O2 sensors?