[TR] Car Harmonics

Brian Jones tr4zest at gmail.com
Tue Oct 20 12:45:31 MDT 2009


Phil: try here:
http://www.britishcarpartsco.com/B.C.P.%20Product%202.htm

<http://www.britishcarpartsco.com/B.C.P.%20Product%202.htm>They supply Bell
and ANSA muffler systems for the TR6 - and the Falcon - so they may be able
to compare performance / user experience?

Brian

On Tue, Oct 20, 2009 at 11:24 AM, <pethier at comcast.net> wrote:

> > Car companies spend millions tuning out resonances in modern autos.
> > But
> > I think most of the racket comes from the exhaust system.  The Falcon
> > system
> > on my TR6 is particularly bad.  I don't think it is so much the noise
> > coming out of the pipe as it is the walls of the muffler vibrating.
> > The mild
> > steel mufflers are made with heavier gauge steel and don't resonate as
> > much but
> > the Falcon designers decided that since Stainless doesn't rust they
> > can get
> > away with thinner material.  They were right and the muffler has
> > lasted 13
> > years but the down side is I will probably replace it for other
> > reasons.
> > But that is a round tuit yet to be got.
> > Dave
>
> I have heard from several sources that the Bell stainless systems are
> superior in quality and fit to the Falcon.  The TransAmeriCan Stag used a
> Bell system, and I was pleased with its sound when I rode in and drove it.
>  Don't recall any annoying resonances, but my memory was never any good.
>
> You may have noticed at Triumphest that TR44SUE is louder than your
> bagpipes. Sue is getting tired of setting off car alarms with the glass-pack
> system that Chris Murphy commissioned at the Midas shop in San Antonio.  A
> Bell system may be in its future.  Anybody know the best way to buy one in
> the USA?
>
> Meanwhile, how goes the battle to either move your Triumph home or secure
> it in Colorado for the winter?
>
> Phil Ethier West Side Saint Paul Minnesota USA
> 1962 Triumph TR4 CT2846L   1979 Caterham 7
> 1993 Suburban  1994 Miata C-package  2007 Saturn Ion 3 2.4
> http://www.triumphtransamerica.org.uk
> http://forum.mnautox.com/forums   http://www.flickr.com/photos/pethier
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