[Vwdiesel] Know anything about "Diesel Secret"?

David Schwarze dschwarze at dfwair.net
Thu Apr 24 21:09:21 PDT 2008


I don't think so.  I'm not going to be heating it up all that much (but 
I will do some tests before plumbing the heat).

-David

James Hansen wrote:
> wouldn't the low vapor pressure of the gasoline be a problem when 
> heating it this way?
> -james
> 
> David Schwarze wrote:
> 
>>I believe the VW manual specifies that you can thin #2 diesel with up to 
>>30% unleaded gasoline if necesesary (presumably when it is very cold). 
>>I use this as license to mix filtered WVO with unleaded, which thins it 
>>out nicely.  I have never gone beyond 20% unleaded and this was in a 
>>Mercedes diesel, not a VW.  Worked fine.  This blend will stay thin down 
>>to at least 40 degree temps and has the advantage of NOT causing wax to 
>>precipitate out and coat the inside of your gas tank as will happen with 
>>a WVO/diesel blend.  If you google this mixture you will find many 
>>people running it.
>>
>>To answer your question, I don't think a small amount of any "additive" 
>>will thin WVO enough to run straight... but why bother anyway when 
>>unleaded works so well?  I think my eventual mixture in the turbobus 
>>will be about 10% unleaded combined with heating the fuel supply line 
>>via the exhaust.  That should be adequate for the climate here in Dallas.


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