Try our new info resource - "Aladdin's Cave" (Main menu)Just added a separate link to Ash's Dropbox thread (shortcut)
I wonder if ultrasonic cleaning might just dislodge one of the blanking plugs/pellets ?Found that the Keyster valves were worse so took the advice of others and used sime metal polish to "gently" clean up to float needle and valve seat.... No piddling carbs since.