T Tylergriff189 Free Member Jan 21, 2014 #1 Just picked up a apex with a stage 2 mpi has the innovate air fuels gauge I am not familiar with these gauges what are the good and bad numbers I want to know when I need to richen up or lean it out any help would be great thanks
Just picked up a apex with a stage 2 mpi has the innovate air fuels gauge I am not familiar with these gauges what are the good and bad numbers I want to know when I need to richen up or lean it out any help would be great thanks
B BigFish BC Well-known member Jan 21, 2014 #2 should be about 14-15 at idle then ramp up from there to13 14 mid range & 12-12.5 wide open.
