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Old 06-15-2009, 05:30 PM   #5 (permalink)
370Z Purist
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Location: Zion, Illinois
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Drives: '09 370Z-T BS M6
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Quote:
Originally Posted by zZSportZz View Post
I believe my car was at 11.2 which sparked the conversation (might have even been 11.6).
Isn't ideal AFR around 14.1 : 1 by mass?
That sounds kinda lean...
Or maybe it was 12.1 : 1...
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