So the idle on my car is at 15:1 AFR, and the screws are 2 1/2 - 2 /34 of the way out.
What is wrong with that I like to see above 14.5 AFR at idle when warm or hot to help keep the plugs clean My old pump gas Duster 6 pack set up ran at or above 15.2 AFR at idle and low part throttle high manifold vacumme cruise up to 2300 RPM That rascal flat rocked
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
I like to see above 14.5 AFR at idle when warm or hot to help keep the plugs clean 
That rascal flat rocked 
