Quote:
Originally Posted by Jesse16
I've recorded gas stats since the day I bought the car 10 years and 100 k miles ago so I know my mileage. A few times over the years I found pure gas and bought a few consecutive tank fulls and I've never found a difference in mileage or butt dyno feel. Can generally only find E10 in NC, pure gas is a Snipe hunt mostly. Shouldn't argue that it should be noticeable as I am an engineer, simply that at least in my car other variables must make it invisible.
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Something to consider is that it is up to 10%.
I'm not sure what is really going in.