Quote:
Originally Posted by superdave9
Trucker4life, thanks for info. How cold does the temp. has to get before you need this type of fuel or additives? Do you know what the additive is and why it would effect mileage? Domo Arigato.
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In some states what they will do is, as opposed to an actual additive, they will mix #2 Diesel which is standard diesel with a certain percentage of #1 Diesel which is supposedly a better grade of diesel....which is also thinner and has a lower gel point.
Generally speaking....the danger of gelling sets in at about 18 degrees F and below with #2 diesel. The tanks on these trucks are normally heated, and the return flow line brings hot fuel back to the tanks which helps keep the fuel warm. In the winter....your tanks can be good hand warmers. 8)
If they add an additive...it will be a petroleum based product that is much thinner than diesel, which will thin it out....and prevent the paraffin content in the diesel from gelling or solidifying. In order to thaw it out....you literally have to heat the tanks, and the fuel lines as well as the filters to thaw it all out..... I've had a device that looks similar to a flamethrower used on my tanks after the truck sat for several days in a very cold Missouri winter. The additives are "combustible"....very much so, so smokers need to beware when handling.
I have seen decreases in my MPG...and its generally been the result of using diesel fuel mixed with bio-diesel....some of the blends don't seem to be able to produce the power that straight diesel does. Seems there are also "lubricity" issues with some of these blends. It also makes me wonder if the fuel companies aren't pumping out the cheapest crap they can make...reaping the biggest profits possible..... I've heard other drivers having the same complaint....
Also....bio-diesel will gel at higher temperatures than regular or winter diesel.....so its best to have anti-gel on hand and used liberally if you are going north and its cold.....better to use it than gel up and freeze your butt off on the side of the road waiting for road service to show up.
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