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LSF produces more soot when burned, which in turn increases particutes in exhaust to be traped by DPF, this will require frequent regen to keep the PDF clear, which is done by spraying fuel in during exhaust stroke to lite off and turn the soot to ash. Which will affect fuel mileage, since off road fuel is only required to meet 500 ppm sulfur level untill 2010 (ex CA) and its cheaper than ULSD (dosent have additional lube additives at higher cost in ULSD) how are you saving money by buying off road fuel??
He said the off road fuel was 15ppm so its ULSD.
Tax exempt users who operate diesels on the public highways in many areas, far outnumber the true off road users who could still use the LSD 500ppm fuel, so as a result you are far more likely to find dyed ULSD, possibly even at lower cost, than dyed LSD regardless of the 2010 rule.
a the fuelsuppliers in my area are not gettin the lsd anymore. it is all ulsd and hi-sulpher #2 home heating fuel. they dont have storage tanks for all these different fuels. all off road is the same as on road, they add the red dye on when they load the off road delivery trucks. where does the story that lubricating stuff is added to road fuel. no such thing,,the new injecters use ceramic parts to work with the lower sulpher content. the sulpher used to provide lubrication to the injecter pistons etc. how long the old farm tracters and other diesel will ut up with this remains to be seen. i know a bunch of farmers who are getting the home heating oil for their farm equiment.
Some take a ton of bricks to fall on their heads. Others will accept reality. Granted their are exceptions to the rule. Underneath the gear selection on my 2008 is a sign that reads: "use ultra low sulfur diesel fuel".
Crazy as it seems. When you go to the fuel station, and remove the filler cap. Another notice says: "USE ultra low sulfur diesel fuel".
Why is it that so many know more than the International engine engineers, and the FORD engineers, and want to use fuels not recommended. I am about done posting on the subject. Want problems, BURN # 2, off road, and hopefully not go to jail!
Here is an algebraic formula: 6.4 PSD = ultra low sulfur diesel fuel useage.
Some take a ton of bricks to fall on their heads. Others will accept reality. Granted their are exceptions to the rule. Underneath the gear selection on my 2008 is a sign that reads: "use ultra low sulfur diesel fuel".
Crazy as it seems. When you go to the fuel station, and remove the filler cap. Another notice says: "USE ultra low sulfur diesel fuel".
Why is it that so many know more than the International engine engineers, and the FORD engineers, and want to use fuels not recommended. I am about done posting on the subject. Want problems, BURN # 2, off road, and hopefully not go to jail!
Here is an algebraic formula: 6.4 PSD = ultra low sulfur diesel fuel useage.
If you are tax exempt you can run it..Better keep you exemption Cert with you....Here Off road is ULSD...
If you are tax exempt you can run it..Better keep you exemption Cert with you....Here Off road is ULSD...
We are a public school district so we legally use dyed ULSD. We can no longer get dyed LSD even in the middle of farm country.
Certainly not trying to talk anyone into illegally using dyed non taxed fuel, just trying to get the point across that dyed fuel, only means its non taxed for exempt or off road use and dyed ULSD is not going to damage your new truck.
Sulfer was not the lubricant in the fuel, the process that removes the sulfer reduces the lubricity in the fuel and yes ULSD does have to meet lubricity standards and an additive is added at the refinery to do that.
Last edited by origcharger; Jan 9, 2008 at 08:41 PM.
I did not know that school districts were exempt from the road taxes eliminated in what is referred to as "off road" diesel fuel. I was aware that construction equipment that is not licensed is exempt, but I remember receiving a warning from the STATE of PA when I put tax exempt fuel in a licensed road grader. Key word is "licensed". In those days, the fuel came in bulk and we had to keep records of useage. The auditor caught the grader was licensed and we paid tax, fines and penalties.
Similarly, farmers' equipment is exempt, but I thought their over the road trucks required payment of the road taxes?
The term "off road fuel" can definately be confusing, its tossed around as a description of any dyed fuel. People still call dyed fuel "off road" fuel just like they still call International truck dealers "IH" dealers.
Public entities such as county, state and public school districts are tax exempt and legally use the so called dyed "off road fuel" on the public roadways. In this case the so called "off road fuel" is dyed ULSD.
The fuel suppliers in my area won't risk contaminating their equipment with high sulfer or low sulfer fuel so anyone needing "off road" fuel or even heating oil, gets dyed ULSD.
This was the original question, no mention if he would be a legal user or not;
"Will off-road fuel(15ppm)have any ill effect on these 6.4 motors and emissions(EGR,DPF,etc.....). Pros and Cons"
Since 15 ppm fuel is ULSD the answer is no.
"Similarly, farmers' equipment is exempt, but I thought their over the road trucks required payment of the road taxes?"
Legally, Yes.
Last edited by origcharger; Jan 10, 2008 at 08:13 AM.
I just had an interesting conversation with the terminal manager of a large central Georgia fuel distributor. He basically tells me there are now three kinds of dieself fuel that they deliver to their stations and other bulk users:
(1) "ulsdf" as required in 2007 and later engines 15 ppm maximum sulfur
(2) "ulsdf" 15 ppm maximum sulfur, dyed red and delivered in bulk to county school bus operators.
(3) "lsd" 500 ppm maximum sulfur designated and sold as "off road" tax free diesel fuel, dyed red.