Quote:
Originally Posted by ctaylorzl1
I dont know if I would trust putting E85 in a non flex-fuel engine. E85 has a average octane of 103, and compaired to the 89 you are susposed to use in your engine, can you say predetonation!!! I'm not sure the difference in the FF engines as compaired to the regular non-FF engine. But if there was little or no difference they all would be FF! I would not do it! If you want to use Ethanol spend the extra and get a FF capeble truck!
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You have that octane/predetonation thing backwards.