Steven Dodson wrote:
> Though they have terrific economy, diesel engines (burning petrol-diesel)
> are very polluting without an oxi-cat.
> I read that all the VW's and Audi's were using oxi-cats in Europe in an
> effort to
> curb the soot pollution problem associated with diesel engines there.

How do they keep the catalyst from plugging up with soot?  The muffler
on my diesel Vanagon gets a nice fluffy coat of it inside the tailpipe.
  It seems like this would kill a catalytic converter.

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David Brodbeck, N8SRE
'82 VW Diesel Westfalia
'86 Volvo 240DL wagon