Quote:
Originally Posted by Chuck33079
I would be very concerned. Florida has 93 octane and it's at sea level. You're at altitude on 91. You've got to be running lean. Go make a pull on a dyno and see what the sniffer says your AFR is.
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The higher the altitude the lower octane required. I'm at over 5300ft and 91 should be fine here. I will get it to a dyno soon though and see what each Map looks like a determine if I need a re-tune
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40th-40th edition. HFC, Nismo exhaust, Stillen intakes, GTR start, UpRev
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