jetting

I’m using an A/F ratio gauge to help me get my carb jetting dialed in. I’m lean at both idle and cruising, which I expected, since I have a hotter than stock cam, and more free flowing exhaust. Quick question on idle circuit and main jets. Does the main jet affect the amount of fuel going to...

Hello all, Can anyone that is running a Weber 38 recommend a guide on proper jetting? Or suggest a jetting that works for them? I need to get a good baseline, or least go back to what was stock (which I don't know how these shipped originally). Most time spent at 2100 feet with my occasional...