Syncros have a snorkle system similar to what you describe. You might try to
find a wrecked one and salvage the air intake system.

MM

>From: Mark Mages <wasserbox@YAHOO.COM>
>Reply-To: Mark Mages <wasserbox@YAHOO.COM>
>To: vanagon@GERRY.VANAGON.COM
>Subject: Snorkle on a vanagon
>Date: Mon, 10 May 1999 10:40:04 -0700
>
>As I was driving through the foot deep water that is
>all too common in Houston at this time of year, I was
>wondering if anyone has hooked up a snorkle system to
>their vanagon.  I have seen them on a lot of 4
>wheelers, but really don't know what goes into it.  It
>seems like it'd be pretty easy to run a hose up the
>side of the van & have an intake in one of the upper
>rear vents.
>
>Would you need to set up something for exhaust too?
>would a submerged exhaust system cause a back up of
>exhaust pressure & damage anything?
>
>How hard would it be to make the rest of the system
>watertight enough to run through a short submersion?
>
>just kicking ideas around in my head...
>:)
>
>===
>Mark
>
>87 Westfalia Gl
>84 Scirocco 8v
>
>http://members.tripod.com/~jehanno
>
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