That's basically correct, but the larger question is how is that contact patch
managed? Everything we do with suspensions, wheels, aspect ratios, alignment,
etc. is all about managing those little contact patches. Like I said, tradeoffs.
Gordon Glasgow
Renton, WA
> -----Original Message-----
> From: Chris Robertson [mailto:ckrobertson@hotmail.com]
> Sent: Thursday, November 01, 2001 7:14 AM
> To: gsglasgow@home.com; datsun-roadsters@autox.team.net
> Subject: RE: tire size for a roadster
>
>
> Remeber that the contact patch remains the same regardless of tire width.
> It is just distributed differently, ie wider tire, wider patch; skinny tire,
> longer patch.
>
>
> >From: "Gordon Glasgow" <gsglasgow@home.com>
> >Reply-To: "Gordon Glasgow" <gsglasgow@home.com>
> >To: <datsun-roadsters@autox.team.net>
> >Subject: RE: tire size for a roadster
> >Date: Wed, 31 Oct 2001 21:13:26 -0800
> >
> >Ah, tradeoffs! Aren't they wonderful?
> >
> >In the A032R, you'll lose .1" of tread width and .3" diameter. The sidewall
> >should be marginally stiffer if it's fitted on the same wheel, so steering
> >response might be a bit quicker. Acceleration should increase but the
> >difference
> >in diameter is only 1.3% so don't bet on feeling it. Tire temps in race
> >conditions might increase a bit due to the smaller contact patch.
> >
> >Gordon Glasgow
> >Renton, WA
> >
> >
> > > -----Original Message-----
> > > From: owner-datsun-roadsters@autox.team.net
> > > [mailto:owner-datsun-roadsters@autox.team.net]On Behalf Of
> > > CalSpeed@aol.com
> > > Sent: Wednesday, October 31, 2001 12:17 AM
> > > To: ambradley@yahoo.com; bungii69@yahoo.com;
> > > datsun-roadsters@autox.team.net
> > > Subject: Re: tire size for a roadster
> > >
> > >
> > > Recently I was thinking of going to a smaller size tire. I have been
> >running
> > > with a set of Yokohama A032R's, 195x60-14. They are mounted on a set of
> > > Panasport 14x6 rims. They work well and they stick awesome on the
> >track.
> > >
> > > I have been thinking of going to a 185x60-14 on the same 14x6 rim. It
> >seems
> > > to me that the contact patch will be roughly the same because of the
> >width of
> > > the wheel. But the profile will end up being lower. Lower profile...
> >more
> > > stable tire...? Also a tire with a smaller circumference means slightly
> > > quicker off of the line. Oh... the weight is less too.
> > >
> > > It sounds like a winning combination to me. Any ideas from the tire and
> > > suspension experts? Anyone interested in a good-used set of DOT Race
> >tires?
> > > They have 75 percent tread left on them? And they stick like stink!
> > >
> > > Michael "Calspeed" Carion
> > > <A HREF="http://members.aol.com/calspeed1/motorsports.html";>Calspeed
> >Datsun
> > > Motorsports</A>
> > >
> > > ///
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