Stop in for a cup of coffee

So, now I question, was it the advance causing the issue and now with it disconnected, it is better, or the added air? I wish I had an O2 sensor to have some idea where I am at. Reading plugs I guess
We're on the same page.
IIRC you tested with the vac advance disconnected and the 1/8" diameter bleed into the baseplate.
yes?