Holley/Demon Carb stumble

FWIW Here's measurements from the primary side of a 3310-2 I bought a couple years ago.
upload_2019-8-11_13-20-25.png

and here's measurements from someone else, from a 3310-1:
upload_2019-8-11_13-14-7.png

and the restrictions in the -1 I have on long term loan is .033 IFR and .078 IAB. That matches what others have found so its probably unaltered in that respect.