Yamaha Float 73A-14185-00-00. Overview. The Yamaha Float 73A-14185-00-00 is a genuine original equipment manufacturer component designed to regulate fuel levels within the carburetor system. This essential part ensures the correct fuel balance is maintained, supporting efficient combustion and smooth engine performance.. Engineered to Yamaha's exact specifications, this float provides a precise fit and reliable operation. It is an ideal replacement for worn or malfunctioning floats, helping rest