[W126 Coupe] Tire pressures

[David Fatovic]

Just a thought, but don't forget all race cars in all
race classes (NASCAR, IRL, Formula 1, etc) have a
minimum weight requirement that they already are at
usually.  So I don't know how you could get around
that.

David

--- Axel Wulff <axelwulff at hotmail.com> wrote:

> I was aware that race cars use nitrogen in their
> tires, but has anyone any 
> idea why helium was not considered?
> 
> Like nitrogen, it is an inert gas and will not burn
> or cause explosions (I 
> mean detonations, not blowing out tires due to
> excessive pressure 
> build-up..).
> 
> Not much of a weight gain, but with unsprung weight,
> every ounce counts.
> 
> 
> 
> Regards,
> Axel J. Wulff
> 610-731-5453 Cellular
> 610-572-4611 Home
> 
> 
> 
> 
> 
> >From: "Shayegan, Richard" <rishayegan at davidson.edu>
> >Reply-To: Mercedes Coupes Mailing Lists
> <mbcoupes at mbcoupes.com>
> >To: "Mercedes Coupes Mailing Lists"
> <mbcoupes at mbcoupes.com>
> >Subject: RE: [W126 Coupe] Tire pressures
> >Date: Thu, 1 Jun 2006 09:40:44 -0400
> >
> >It's not about pressures going up too quickly, it's
> about pressures going 
> >up consistently. At any given time air can be made
> up of different things, 
> >but the nitrogen they use is always the same so
> they know exactly what hot 
> >pressure will be yeilded by a given cold pressure.
> Ask da boy from 
> >Charlotte.
> >Richard
> >
> >________________________________
> >
> >From: mbcoupes-bounces at mbcoupes.com on behalf of
> Dan Landiss
> >Sent: Thu 6/1/2006 9:25 AM
> >To: Mercedes Coupes Mailing Lists
> >Subject: Re: [W126 Coupe] Tire pressures
> >
> >
> >
> >Axel Wulff wrote:
> > > I like to go to the highest elevation in the
> Rocky Mountains to change
> > > my air.
> > >
> > > The fresh, non-polluted air extends tire life
> and is gentler on the
> > > rubber and, as everyone knows, the air is
> lighter at high altitude so
> > > I save weight.
> >
> >All kidding aside, the race tire suppliers now pump
> all the air out of
> >newly-mounted tires and replace it with dry air or
> dry nitrogen. Reason?
> >When it heats up, the water vapor expands faster
> than dry air would, and
> >thus the pressures go up too fast.
> >
> >--
> >
> >  
>
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >   Thinking is what a great many people think they
> are doing when
> >   they are merely rearranging their prejudices. 
> --William James
> >  
>
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >
> >
> >
> >The MB Coupes Website!
> >W126 SEC Mailing List
> >Postings remain property of MB Coupes, L.L.C.
> >
> >
> 
> 
> ><< winmail.dat >>
> 
> 
> >The MB Coupes Website!
> >W126 SEC Mailing List
> >Postings remain property of MB Coupes, L.L.C.
> 
> 
> The MB Coupes Website!
> W126 SEC Mailing List
> Postings remain property of MB Coupes, L.L.C.
>