Quote:
Originally Posted by mechman600
You are not suggesting that a Cummins Big Cam was a clean engine, are you? 
I shudder to think of the amount of hydrocarbons emitted every single time one of those started up cold. So much smoke that we had the fire department show up at work one time. The later STC versions weren't as bad, but still.... |
Visible smoke always seems to imply dirty. I won't argue some of these engines burning diesel have bad emissions, but at least they do not put out the VOCs and carbon monoxide that gasoline engines are good at. Non-visible pollutants are much more dangerous than the filth you see from diesels.