[Vwdiesel] diesel rated coolant ??

[Roger Brown]

Gavrik Peterson wrote:
>
> Val Christian said:
>
> >"use the currently available diesel rated coolant"
>
> I was not aware that there was such a thing.
>
> I knew that Volkswagen recommends phosphate free coolant -- and that
> the local dealers don't use it.  But I did not know that diesel rated
> coolant existed.  What is it?  What is the advantage?
>
> This project is requiring me to learn and think.  How painful.  I am
> impressed by how much stuff I do not know even though I have been
> driving this thing for around 18 years.  I guess that's the why the
> creator made engine failures.

A diesel rated coolant is only really needed in the larger truck engines that use sleeved cylinder liners.  Has special
additives to prevent cavitation, among other things, behind the liners.
--
    Roger