Quote:
Originally Posted by pgfpro
Depends on how lean?
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Remember, those charts represent pre-catalyst emissions. Sure, engine out NOx is significantly lower past 17:1, but at 17:1
a) the catalyst will do nothing to reduce NOx to near zero, which is what a catalyst does very well when running at 14.7:1 or less.
b) BSFC will likely be terrible anyway.