In general, motorcycles that require unleaded gasoline typically have a recommended octane rating of 87 or higher. While it is technically possible to use 93-octane gasoline in a motorcycle, it may not provide any significant benefits in terms of performance or efficiency, especially if the engine is not designed to take advantage of higher octane fuel.
Using a higher octane rating than recommended by the manufacturer usually does not result in any additional power or improved fuel economy. However, if the manufacturer specifically recommends using higher octane fuel, it is essential to follow their guidelines to ensure optimal performance and prevent potential engine damage.
It's always recommended to refer to the owner's manual or consult the motorcycle manufacturer to determine the recommended octane rating for your specific model. They will provide the most accurate information regarding the suitable fuel for your motorcycle's engine.