Mixing premium gasoline with regular unleaded gasoline is generally safe and acceptable for most motorcycles. Motorcycles typically have engines designed to run on regular unleaded gasoline, which has an octane rating that meets the requirements of the engine.
Premium gasoline, on the other hand, has a higher octane rating, which means it is more resistant to knocking or pre-ignition. If your motorcycle does not require or recommend the use of premium gasoline, there is generally no significant benefit to using it.
If you choose to mix premium and regular unleaded gasoline, the resulting fuel blend will have an octane rating somewhere in between the two. This can be perfectly fine for most motorcycles, as long as the octane rating is still within the acceptable range for your engine.
It's worth noting that some high-performance motorcycles or motorcycles with advanced engine designs may have specific fuel requirements, including a minimum octane rating. In such cases, it's important to follow the manufacturer's recommendations and use the specified fuel to ensure optimal performance and to prevent any potential engine damage.
If you're unsure about the fuel requirements for your motorcycle, it's always best to consult the owner's manual or contact the motorcycle manufacturer or a reputable mechanic for guidance. They can provide you with the specific information and recommendations for your particular motorcycle model.