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Re: Octane and horsepower question
Posted to R.P.M. Forum on 4/18/2018 3 Replies


With the aluminum heads you should easily be able to run 93 octane unleaded pump gas. I have done a couple of 496 Chevy engines with almost 11 to 1 and they run fine on 93 octane. The last one dynoed at about 700 hp.

I was always taught that any octan... Login to read more.

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