whats a good tuned AFR? - Mustang Evolution

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Old 06-19-2015, 05:19 PM   #1
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whats a good tuned AFR?

I just datalogged my car for the first time after being tuned, and although there are many things they look at and adjust, I believe most of the performance gain is from leaning out the airfuel ratio, so out of curiosity what is a good tuned AFR?
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Old 06-19-2015, 05:31 PM   #2
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Mines 11.8 wot na which should be around 12.2 when not adjusted to 10% ethanol? Or I have no idea what I'm talking about.

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Old 06-20-2015, 12:10 AM   #3
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Mine goes anywhere from 11.8-11.3 at wot. With boost though.


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