Throw them all away and buy new ones. I had my carbs apart 3 times and finally figured out that the wires were probably original (1979) Quite the improvement ! I just used automotive ones that would fit.
Before turning on the petcock to "fill" the carburetors, make sure the bike is on the main stand and level. Use the original parts is also the best idea especially with needle valves, seats, floats etc. Use the other carburetors on the bike as a guide. They should all (4) be the same. I have the...
When filling the float bowls after disassembly, make sure the bike is on the main stand not the side stand. Yes I did have this issue a few times in a row. After putting on the main stand, the issue stopped happening. I figure the float somehow gets hung somewhere during filling and will not...