12-08-2019, 12:59 AM
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#22
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2022 M4 Comp Xdrive
Drives: 2022 M4 Comp Xdrive
Join Date: Feb 2019
Location: USA
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Quote:
Originally Posted by quick
I think you meant lean? My understanding is the AFR's are still above 13 at the higher RPM and need to be richer like under 12, no?
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Correct
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