Quote:
Originally Posted by sixto
A GM 6.5 forum says exhaust smoke is bad for the engine. Aside from oil contamination and fouling the soot trap (which most 6.5s no longer have ) how does excess fuel harm the engine?
Sixto
83 300SD
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I don't see where anyone said it harmed the engine other than those things you listed... but only that excess fuel to the point of smoking does not produce more power..