Quote:
Originally Posted by Shawn96VR-4
Useless? Then please justify why the majority (I was close to saying all) FI cars come from the factory with a MUCH richer AFR. Moreover, why most tuners typically tune in the MID 11 AFR?
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11.5:1 and 12:1 are fucking pretty close man. 14:1 is lean yes all cars go super rich at WOT especially from the factory. 11.5:1-12:1 is optimum any more and raw fuel is running out your tail pipe at low to mid rpm's.