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      07-31-2016, 02:02 PM   #104
Dinan_Engineering
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Quote:
Originally Posted by roundel335 View Post
Does 93 vs 91 octane make any significant diff? Everything around this part of the country is 93, and I have a couple nearby stations that offer ethanol-free 93.
It does make a difference. On some engines more than others but if you have access to 93, use it. You will be happier if you do.
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