Should Motorcycles Use 92 or 95 Octane Gasoline?

1 Answers
EmersonLee
07/29/25 4:47pm
Whether a motorcycle should use 92 or 95 octane gasoline depends on the motorcycle's manual and its compression ratio. If the engine has a high compression ratio, it is recommended to use 95 octane gasoline. If the engine has a low compression ratio, 92 octane gasoline is suggested. More details are as follows: 1. 95 octane gasoline has better fuel quality: The engine will perform better in terms of acceleration, and its response speed will be faster compared to using 92 octane gasoline. The difference between 92 and 95 octane gasoline lies in the content of isooctane. A higher fuel octane number indicates better anti-knock performance. 2. If you are riding a domestically produced motorcycle, it is recommended to use 92 octane gasoline: Because domestic engines have lower compression ratios. For joint-venture or imported motorcycles, 95 octane gasoline is suggested. Engines with a compression ratio between 8-8.9 should use 92 octane gasoline, those between 8.8-9.8 should use 95 octane gasoline, and those with a compression ratio above 10 should use 97 octane gasoline. It is important to note that the manufacturer sets fuel octane requirements for motorcycles, so higher octane fuel is not necessarily better for the engine. The specific fuel octane number for a motorcycle should be selected based on the user manual.
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