Can I switch from 95 octane to 92 octane gasoline?

1 Answers
McIsabella
07/30/25 6:36am
Switching from 95 octane to 92 octane gasoline is not recommended. If the owner's manual indicates that the minimum octane rating required is 92, then using 95 octane gasoline is acceptable; however, if it specifies 95 octane gasoline, you should not use 92 octane. Here are some relevant details: 1. Difference: The main difference between 92 and 95 octane gasoline lies in the ratio of n-heptane and isooctane. 92 octane gasoline contains 92% isooctane and 8% n-heptane, while 95 octane gasoline contains 95% isooctane and 5% n-heptane. 2. Octane Rating: The octane rating does not indicate the purity or quality of the gasoline. In fact, the octane rating only reflects the gasoline's resistance to knocking and has little to do with its overall quality.
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