Honda Supra GTR150 2020 Owner's Manual page 14

Riding Precautions
Refuelling and Fuel Guidelines
Follow these guidelines to protect the engine
and catalytic converter:
Use only unleaded petrol.
●
Use recommended octane number. Using
●
lower octane petrol will result in decreased
engine performance.
Do not use fuels containing a high
●
concentration of alcohol.
Do not use stale or contaminated petrol or an
●
oil/petrol mixture.
Avoid getting dirt or water in the fuel tank.
●
10
P. 104
2