Carburetors

K&S Technologies #56-1018 - Carburetor Air Cut-Off Valve Set - Yamaha

Carburetor Air Cut-Off Valve Set - YamahaFeaturesLocated on the side of the carburetor, the air cut-off valve prevents lean fuel mixture (backfire) when deceleratingTemporarily closes the pilot jet airway to provide a richer mix as the throttle...