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Subject:Re: header exhaust CO concerns
From:Dana Morphew
Date:Fri, 10 Aug 2001 08:49:01 -0700

Seems reasonable.  I like the idea of a straight tailpipe exhausting to
the right side rather than a 90� to the rear.  Makes for a quicker exit
of the exhaust gases too.  Use T304 stainless for longevity in the tire
splash zone.
-Dana-

> I think this is a valid concern.  I would think that if your hatch and
> engine cover seals are working properly you reduce the amount of exhaust
> gasses seeping into the interior.  I also think that this would apply to all
> Vanagons, since even the stock exhaust exits to the rear.  My current
> Dynomax muffler was fitted with an extension that dumps exhaust gasses to
> the side of the vehicle just behind the right rear wheel for that very
> reason.
>
> Chris.
> '85 Westy
> Usual disclaimers apply.
>
  i t warns about
> the dangers of getting carbon monoxide in the cab when using non factory
> exhaust systems,  Basically, the argument is that exhaust systems that
> dump exhaust straight out the back rather than out the side, deposit
> carbon monoxide into the turbulent air behind the bus, where it is
> sucked back in through the engine porthole and other holes and vents.
> What do you folks think?  Is this a valid theory, or should I just bolt
> on my four chrome tipped system and not worry about it?
>
> Thanks folks,
>
> Greg,
> 82 Vanagon L Westfalia.

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