Forum Discussion
ShinerBock
Sep 08, 2017Explorer
DownTheAvenue wrote:ShinerBock wrote:2oldman wrote:
I think it's irresponsible. Is this what you guys do to 'roll coal'?
No, not necessarily. The reason why a diesel "rolls coal" is because it is dumping a lot of fuel with not enough air to burn it. Today's diesels with higher injection pressures, multiple injection events, and quick spooling variable geometry turbos can run deleted without a puff of black smoke. Of course higher horsepower tunes will blow smoke as soon as you get on it. but will clear up as soon as the turbo catches up to the amount of fuel being injected.
You can also purposely tune the truck to blow smoke, the people who do that are just diesel fuel wasting a$$ hats.
WOW! Here is a post that solves all the emission issues with diesel engines! I wonder why the engineers in the industry didn't think of this! I hope the OP patents his findings so he can profit from them. Just as soon as the manufacturers read this post, they will be changing their engines for sure.
I know you are being sarcastic, but why would it solve all the emission issues? My post was referring to "rolling coal" (i.e. black smoke) and how a diesel engine creates it, not emissions like you are stating. Two different things in that context.
Although, the things that I mentioned were added to diesels over the last decade in part to reduce particulate matter/black smoke in order to meet 2004 diesel emissions regulations. So deleting a current model truck with a moderate power level tune is almost like having a 2004-2006 emissions compliant diesel. If someone is complaining about that and drives a vehicle from the 90's(or pre 2004 emissions level) then they are a hypocrite since they are likely emitting more emissions than a close to stock power level deleted modern diesel.
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