The Carburetor Guy genuine replacement part. 
 
Ethanol Ready
 
Suites Cx500, 1979-1983
Includes. Non accellorator pump models
 
2x high quality felt  throttle shaft seals
2x high quality felt choke shaft seals
2x Adjustable float and needle (better than white or orange non adjustable ones)
 
High quality viton bowl gasket,Fuel tee, drain bowl, mixture screw oring and wash, slide stop oring and jet plugs 
 
2x aircut off valves assemblys
All JIS replacement screws, inc butterfly valve screws
 
Most importantly
Is your bike bogging down, high or erratic idol? Or are you unable to get a good carb synchronization? Most likely your shaft seals are leaking. This kit is all you need with clean and reuse of your oem jets and needles. 
 
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