[Vwdiesel] Ultra-Low sulfur diesel fuel mandate

[Bryan K. Walton]

Another option is biodiesel.  From what I understand, even just 1% of
biodiesel mixed with 99% ULSD restores any lost lubricity.

-Bryan

On Thu, May 18, 2006 at 09:54:30AM -0400, Doyt W. Echelberger wrote:
> I have been worrying about lubricity since the original reductions were put 
> in place, because I never heard about the changes in refining to which you 
> refer. Ten years of unnecessary concern. AAAArrrrgggghhhh!
> 
> That answers all my questions. And that isn't the first time a Hansen post 
> has been very helpful to me on this list.  As a result of that input, I can 
> comfortably keep my two 80's era VW diesels and consider adding to my fleet 
> :~)
> 
> Keep talking to us, James.
> 
> Doyt
> 
> >>>>>>>>>>>>>>>>>>>>>>>>
> At 02:53 AM 5/18/2006, you wrote:
> >Sulfur or lack thereof has naught to do with lubrication.
> >
> >This line of thinking harkens back to the old days when sulfur was first 
> >reduced.  The changes to the refining process to reduce sulfur also 
> >removed the more lubricative paraffins in the fuel. Once this was figured 
> >out, the process was altered to preserve the longer chain hydrocarbons.
> >It had a lot to do with refineries built in the late 30's also.
> >
> >Stanadyne is a good source of lubricant additives, but really, the changes 
> >should pose no problem this time round hopefully.
> >
> >-James
> 
>