Try adjusting the outboard idle mixture screws in the base plates to 1/4 to 1/3 out from gently bottomed out I found out the hard way that reducing or enlarging the idle mixture bleeds ended up affecting the AFR from idle to WOT Lots of gremlins out there
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
I found out the hard way that reducing or enlarging the idle mixture bleeds ended up affecting the AFR from idle to WOT 
Lots of gremlins out there 
