Quote:
Originally Posted by mechman600
Not quite.
When I monitor NOx sensor values on a 2010+ 15L diesel, engine out NOx is around 300-400 PPM at max load (EGR engine). After SCR NOx (out of the exhaust stack) stays around 5-20 PPM at cruise and goes up to maybe 80 PPM at max load.
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Well, keyword SCR. With SCR, gas engines would be doing a lot better than they are right now.
Most diesel powered vehicles on the road still stink up the air, based on experience.