

| Subject: | Re: Vanagon 1.9 Cat on Jetta 2.0 engine? |
| From: | Scott Daniel - Shazam |
| Date: | Sat, 15 Mar 2008 13:25:06 -0700 |
It'll be just fine, especially if it's an OE type and not some small hokey
aftermarket el cheapo cat.
I use various cats here and there making Subaru exhaust systems and so
forth.
I wouldn't expect the slightest problem.
And.....BTW - I believe that a hollowed out cat does not flow as properly
as a cat with good catalyst material in it.
If you know what principle an expansion chamber on a two-stroke engine
works by, you might wonder about the dynamics of pressure waves in a
hollowed out cat, and how it might not be right. The entire system, from
air intake onward, to the tail pipe, was engineered to have a cat in there.
I always run a good cat.
Btw, the chances of back yard 'creativity' - taking short cuts, leaving
things off, and thus having less than what you optimally hoped for - are
pretty good. . If you don't REALLY know what you are doing - stay very
close to stock and that's how you get the best results.
Scott
www.turbovans.com <http://www.turbovans.com/>
-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
neil N
Sent: Saturday, March 15, 2008 8:58 AM
To: vanagon@GERRY.VANAGON.COM
Subject: Vanagon 1.9 Cat on Jetta 2.0 engine?
Hi all.
Going to harvest a few things from an '85 Vanagon. I assume it has a 1.9.
If the cat looks ok, could i use it on a Jetta 2.0 engine?
I imagine that since the displacement is larger, then no. But if yes,
then I can save a few bucks.....
....... especially since I'd be installing a cat voluntarily.
(AFAIK, up here an '81 air cooled doesn't require it. Pretty sure no
one would notice if I didn't have it. Just trying to run cleaner)
Thanks much for any input.
Neil.
--
Neil Nicholson. 1981 Air Cooled Westfalia - "Jaco"
http://web.mac.com/tubaneil
http://tubaneil.googlepages.com/
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