[Tomcatt]

Originally Posted by boomerguy

I usually run mid-grade 90 octane because that's the only octane for my non-ethanol gas available locally.

I'm not a "never ethanol" guy. I run 91 octane no ethanol because the station conveniently near my house sells it. Their (Mobil) premium was 93 octane with ethanol previously and I ran that. Same station where I usually fill my daily driver with "may contain up to 10% ethanol" regular.