Modern gasoline and now Diesel has very little sulfur. But there is no mistaking that smell of unburned fuel from some older cars. I really like that balst of black smoke when they are suddenly floored. 

Dennis

-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of Dave Mcneely
Sent: Sunday, March 18, 2012 4:25 PM
To: vanagon@GERRY.VANAGON.COM
Subject: Re: Catalytic Converter???? Anyone go without it???

---- Dave Mcneely <mcneely4@COX.NET> wrote: 
> ---- Dennis Haynes <d23haynes57@HOTMAIL.COM> wrote: 
> > You can’t smell NOx or CO. If you smell anything it is most likely 
> > unburned fuel (HC)or partially burned oil.
> 
> Dennis, he may have made reference to the sulfur dioxide that is in 
> the exhaust gas if the catalyst is poisoned.  You can sure smell that 
> when you are near a vehicle with that condition.  mcneely
> 

Don;t know why I said that.  Hydrogen sulfide, of course.  Rotten egg odor.  mcneely

> > 
> > Dennis
> > 
> > -----Original Message-----
> > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On 
> > Behalf Of Jason
> > Sent: Sunday, March 18, 2012 12:58 PM
> > To: vanagon@GERRY.VANAGON.COM
> > Subject: Re: Catalytic Converter???? Anyone go without it???
> > 
> > I agree with Pat. Do your part, replace it.  You can always smell a 
> > car without a cat with you pull up behind it.
> > 
> > Jason
> > 
> > 
> > On Sun, Mar 18, 2012 at 12:48 PM, pat <psdooley@verizon.net> wrote:
> > > Won't hurt your vehicle at all.
> > > It will help damage all of us though.
> > > I personally don't want to breathe your HC/CO and NOx emissions.
> > >
> > > Every time I see an old muscle car or classic on the road I perk 
> > > up and smile with appreciation.  Then I get behind it for a few 
> > > minutes and realize how blessed we are to not have a bunch of 
> > > these cars on the
> > road.
> > >
> > > Please do your part, get a new cat and make sure your engine is 
> > > tuned right (timing, AFR, etc.) so it functions properly.
> > >
> > > Thanks
> > >
> > >
> > > -----Original Message-----
> > > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On 
> > > Behalf Of marc rose
> > > Sent: Sunday, March 18, 2012 11:54 AM
> > > To: vanagon@GERRY.VANAGON.COM
> > > Subject: Catalytic Converter???? Anyone go without it???
> > >
> > > I went to change out my worn out and rusted muffler on my 90 Carat "Rosie"
> > > yesterday and noticed that the converter was all busted up and the 
> > > ceramic is all but gone.  I live in an area that has no enforced 
> > > emission tests or anything like that. My question is can i can 
> > > safely run without the convertor.  I was going to just bust out 
> > > the rest of the ceramic and reinstall but was not sure how it 
> > > would affect the overall operation of the engine.
> > >
> > > Any thoughts??
> > >
> > > Thanks
> > >
> > > Marc
> 
> --
> David McNeely

--
David McNeely