Date: Mon, 9 Feb 2004 10:22:05 -0800
Reply-To: gary hradek <hradek@YAHOO.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: gary hradek <hradek@YAHOO.COM>
Subject: Re: high nox
In-Reply-To: <01c001c3ef34$100fe1c0$6500a8c0@DELL>
Content-Type: text/plain; charset=us-ascii
Ken,
I am not sure when to give up on the engine.
Are there not two types of rings? The compression
ring and the oil ring? I am not burning so much oil
as just lower compression about 110 all the way
around.
And my hc is average which suggest to me that my cat
is ok? Have at least two year to give it some
thought.
Just wonder if a slight change in the timing and some
fuel additives my help or perhaps changing the heads?
Just looking for input. thanks much for yours and do
you sell cat too? gary
--- Kenneth Wilford <kenwilfy@comcast.net> wrote:
> Gary
>
> Usually high Nox is a sign of a bad catalytic
> convertor. If you have
> low compression then you are probably burning oil
> which will kill a new
> cat within a couple of months. Perhaps you should
> start a fund to pay
> for a rebuilt engine so that when two years rolls
> around you can fly
> right through emissions testing because you have a
> fresh motor (you
> probably wouldn't even need the cat to pass). Just
> my opinion.
>
> Thanks,
> Ken Wilford
> John 3:16
> http://www.vanagain.com
> http://www.strictlyvwauctions.com
> http://www.eurovan.org
> http://www.vwcabrio.org
> Phone: (856)-327-4936
> Fax: (856)-327-2242
>
> -----Original Message-----
> From: Vanagon Mailing List
> [mailto:vanagon@gerry.vanagon.com] On Behalf
> Of gary hradek
> Sent: Monday, February 09, 2004 12:10 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: high nox
>
>
> I just had my van tested in the bay area after
> getting
> my registration renewal. It was clearly on the top
> of the renewal. GO TO A TEST ONLY CENTER more
> expensive these test only center and no fixing the
> problem there. It is the place vanagons visit here
> in california. To make a long story short I just
> squeaked buy on the nox and co.
> From what I understand we have no egr valve or
> exhaust recirculation to cool our combustion
> chambers.
> I have farly low compression so what gives on the
> high
> nox. Do I need to retard the encgine a bit when I
> go
> back in two years???? My hc level was good. Does
> anyone know if ron's cat. are good enough to help on
> nox. many thanks gary
> http://www.nichols.nu/tip766.htm
>
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