Quote:
Originally Posted by Jay S
Unless you plan to make some other changes, 72 cc heads with the way the rest of your engine is set up will require a lot higher octane fuels, 93 and up. The Eddy 87 cc and KRE 85cc d port are much better pump gas options.
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Sorry to ask, but could you explain a bit to me. I am not questioning, but like to learn. The builders reasoning was that I can run up to 11:1 on 93 octane without worry with aluminum heads. I currently only run 93 in my build as it is.