land-speed
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Re: spoilers & weight

To: Gene Halvorson <ghalvors@pressenter.com>, land-speed@autox.team.net
Subject: Re: spoilers & weight
From: John Beckett <johnbeck@blueridge.cc.nc.us>
Date: Thu, 10 Jun 1999 10:30:01 -0400
Call Goodyear at 517-592-6681 and ask about their land speed tires. Quite a
few different sizes.

JB


At 09:36 AM 6/10/99 -0500, Gene Halvorson wrote:
>Both Darrel Ferguson and Thomas Bryant have raised some issues that perhaps
>they can expound on.  I am running a big-block 74 Vette.  It has a later
>model "duck-tail" type spoiler.  I didn't consider the pocket that is
>created behind the car.  Does anyone have any pros/cons about a spoiler
>versus a wing?
>
>The issue of CG and traction makes me wonder what is the ideal point of CG?
> I would suppose it depends on the frontal and rear loading of the
>aerodynamic factors of the individual car.  I suspect the Vette has a
>pretty high frontal loading and a much less rear because of the shape.  I
>will balance the car to find out just where the CG is but how do you
>calculate where it should be with the loading factors?  I'm sure this body
>style has seen the salt hundreds if not thousands of times.  I'm a newby so
>if anyone has some experianced insight, I would appreciate your comments.
>
>Also, I am having trouble finding a vendor for tires here in Minnesota that
>understands what I need.  3500 lb car and low 200's mph.  Any sugestions?
>



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