What is the sites URL.

Thanks,
--- fleshstabber <fleshstabber@...> wrote:
> Thanks Eldon. I have looked at your Piranha pages
> so many times that
> I consider it to be a "Kart Bible". I understand
> what you mean about
> the asymmetrical a-arms. Thanks again,
> Aaron
>
>
>
>
> --- In offroadgokarts@yahoogroups.com, "Eldon R.
> Hiebert"
> <ehiebert@y...> wrote:
> > On offroad buggies body roll is not a significant
> problem. Why?
> because all of the weight in a 1-seater rig is
> mostly in the
> centerline of the buggy. Also, the suspension
> mounting tends to
> outside of the mass width of the kart. The biggest
> reason why body
> roll is small is that roll is much more a
> significant problem for
> vehicles with a high traction coefficient and where
> large cornering
> forces are present. A buggy by its very nature is
> driven in a low
> traction environment.
> >
> > That is not to say the body doesn't roll in a
> corner, because it
> does. But good suspension designs should take into
> account the body
> roll condition and allow for progressive camber
> change to ensure the
> wheels don't go heavily into positive camber.
> >
> > This is done with a double wishbone by using
> asymmetrical a-arm
> designs. Essentially the upper a-arm is shorter than
> the lower, and
> swings through a tighter arc. That way, the wheels
> get negative
> camber on both heavy compression and heavy dip of
> the suspension. If
> you design carefully you can nearly eliminate the
> sidewall scrub that
> occurrs as the suspension moves through its extents
> of travel. This
> occurs when tangent offset distance plus the camber
> change distance
> of the top and bottom of the wheel equal the tangent
> offset of the a-
> arm. Hmmm..... I could explain this better with
> pictures.
> >
> > Eldon.
> >
> > fleshstabber <fleshstabber@y...> wrote:
> > I'm building an off-road kart with a 100hp
> rotax engine.
> > Obviously it will be able to reach extremely high
> speeds. I'm
> > worried that, under high speed cornering, I will
> have excess body
> > roll. I'm putting double wishbone suspension on
> the front and
> rear.
> > Has anyone ever experienced this kind of problem
> and is a
> stabalizer
> > a good idea? I know that it will limit the amount
> of travel for
> the
> > A-arms but is it necessary or am I just over
> thinking things? I've
> > never seen one on any karts before but that
> doesn't mean that it
> > wouldn't be helpfull. If anyone has pros or cons
> for me, please
> let
> > me know. Thanks, Aaron.
> >
> >
> >
> >
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> > [Non-text portions of this message have been
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>
>
>





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