LD340 flow testing

Thanks for the explanation
Could you bolt them together on the bench and run a snake camera down the carb flange the really get a sense of where the air is going?
Just spit balling
Here you go for $30
https://www.walmart.com/ip/WiFi-End...p4hZLjiHl1-cwaxZDGcsGd5mFN1v4xOsaAn6cEALw_wcB
If you want a real one with front and side view.......there around $800 bucks:eek: