I have the jet block laying right beside me and yes that brass plug does have a hole in it..about the same size as the pilot jet so damn small...when blowing or shooting carb cleaner thru it you should get air or cleaner thru the hole forward in the same passageway plus the hole underneath the...
That does look pretty nasty in there...make sure you take the jet block off and pull the rubber plugs and get the 2 jets out making sure they are open..especially the pilot jet as it has a very tiny orfice, I use Honda Carb cleaner then follow it up with Honda Brake/Contact Cleaner then lots of...
I was down at Seans last week picking up a Muscle seat and I saw that 2 tone Chrome top/BlackChrome bottom sidecover Sean mentioned and it does look VERY COOL!
The Scoops would look very good that way as well!!
Zeke