Re: tailpipe/kitty questions

[Peter Schulz <schulz@ed.ray.com>]

Which brings up an interesting question when performing
the emissions test...

Which pipe to use? One *could* potentially fail, the other
pass...

;-)


-Peter Schulz
1991 TQW
1990 CQ
schulz@res.ray.com


Phil and Judy Rose wrote:
> 
> >One....one....one pipe or two...., that is the question!
> >
> 
> No that's not _the_ question. The question was about things such as
> emissions testing to detect failing converter and availability of
> aftermarket replacement cat converters. :-)
> 
> As to the other question: Note that I have one tailpipe that's deathly
> black, the other is light grey. Not easy to interpret that in terms of
> anything other than a completely divided exhaust system, IMHO.
> 
> Phil
> 
> >
> >>A while back, I recall Brett stating that the appearance of the two
> >>tailpipes of his '91 200q differed significantly. I believe this led to
> >>discussion about a possible problem with one of the cat converters. Was
> >>this ever resolved, Brett?
> >Nope.  The car stopped rattling, and no one clearly told me if the
> >system remained divided throughout. Two pipes go into the last
> >muffler unit, but the biggie was whether the unit has two cavities
> >that are separated, or if the two pipes simply enter into one single
> >chamber and then exit via two.  I suspect that there is no legitimate
> >reason to separate the two(and it might cost more to do so), but
> >still, perhaps gas from the left side tends to come out the left side
> >of the muffler and the gas from the right side tends to come out the
> >right side.
> >One of the cats in my car was replaced at least 20-30k ago.  I have
> >no idea what this means, if anything.
> >Also, it should be noted that the specs for the 200q20v list as a
> >performance feature, "dual free-flow catalytic converters"...so I
> >don't know what effect 3rd party converters would have.
> >
> >Brett
> >------
> >Brett Dikeman
> >brett@pdikeman.ne.mediaone.net
> >~)-|
> >"Diplomacy is the art of telling someone to go to hell and making
> >them happy to be on their way." - Mark Twain
> >"Oh no.  Not again." - The bowl of Petunias
> >"... it is important to realize that any lock can be picked with a
> >big enough hammer." -- Sun System & Network Admin manual
> >Statler: "Hey, this one sounds cute."
> >Waldorf: "You old fool, that's not the personals, it's the obituaries!"
> >------
> 
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>          *  Phil & Judy Rose           Rochester, NY  *
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