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I currently run 89 octane in the summer and find it sufficient. (87 in the winters.) I am thinking of running 91 octane ethanol free.
I know 91 will help a little in the heat. But does the fact that it has no ethanol help, and if so, in what ways?
thanks,
Joe
I know 91 will help a little in the heat. But does the fact that it has no ethanol help, and if so, in what ways?
thanks,
Joe