Date: Mon, 10 May 2010 22:50:42 -0500
Reply-To: tom ring <taring@TARING.ORG>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: tom ring <taring@TARING.ORG>
Organization: Tippen Ringware
Subject: Re: Good local mechanic worked on my 85
In-Reply-To: <AANLkTilow2ckS5uCyYpQjQOSMpAnkwDmQvjaP50I2D4u@mail.gmail.com>
Content-type: text/plain; charset=US-ASCII
Thanks. Makes sense.
tom
K0TAR
On 10 May 2010 at 20:36, Angus Gordon wrote:
> The exhaust system has to be air-tight for the O2 sensor to work properly.
> Exhaust gas pulses can draw air in through cracks, which fools the O2
> sensor.
>
> Angus
>
>
> Angus Gordon
> Bainbridge Island WA
>
> birdworks@gmail.com
>
>
> On Mon, May 10, 2010 at 8:04 PM, tom ring <taring@taring.org> wrote:
>
> > And a question. I have had a very minor to major break in the exhaust for
> > a
> > few thousand miles. The very minor was a lengthwise split about 2 inches
> > from
> > the head and extending for about an inch and a half. That was around in
> > somewhat patched to not patched for a couple cycles for about 5 thousand
> > miles.
> > The major was the driver side forward cylinder. Broke at the flange. Bad
> > mojo. 20 miles home.
> >
> > Patched with the nasty white exhaust paste wrapped with the high temp buck
> > a
> > foot exhaust wrap and then with steel fence wire with about 1/16 to 1/8
> > spacing.
> >
> > Lasted for 150 miles, almost all I needed last summer.
> >
> > So the question - is proper/even back pressure a critical thing on these
> > engines? Because this thing is more balanced cylinderwise and just in
> > general
> > than I remember.
> >
> > tom
> > K0TAR
> >
> > On 10 May 2010 at 21:27, tom ring wrote:
> >
> > > Just had a local private mechanic install a new exhaust on an engine that
> > had
> > > at least 1 broken stud. He removed and welded a couple other support
> > bits
> > > during the job. Replaced the oxy sensor with new. Installed all new
> > fuel
> > > lines and covered them with the old outside protective plastic shrouds.
> > >
> > > I supplied the new exhaust kit and fuel line kit but nothing else. He
> > picked
> > > up the oxy sensor and replacement studs as well as a few other gaskets
> > and
> > > bolts.
> > >
> > > Total bill - $330 including additional parts and shop. I like Westside
> > VW, but
> > > this was a lot cheaper for 10 hours of work.
> > >
> > > He is in the Minneapolis metro if anyone is interested. Contact me at
> > the
> > > shown email address.
> > >
> > > tom
> > > K0TAR
> > >
> > >
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> > signature database 5103 (20100510) __________
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> > > The message was checked by ESET NOD32 Antivirus.
> > >
> > > http://www.eset.com
> > >
> > >
> > >
> >
>
>
>
> __________ Information from ESET NOD32 Antivirus, version of virus signature database 5103 (20100510) __________
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> The message was checked by ESET NOD32 Antivirus.
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> http://www.eset.com
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