Oops, Sorry Scott I replied before I read your reply. Seems we both
have the same question.
Joe
"Barr, Scott" wrote:
>
> << In the beginning we found that the hubs broke because they
> were using a
> SQUARE key in the axle and as the hub tried to turn it would
> actually roll
> up over the key and break the casting. >>
>
> Would that also be the case with the later, rotoflex cars? They don't
> have a key in the area of the outer axle/hub interface, do they? I
> think it's splined there, unless I'm mistaken.
>
> Scott
>
> > -----Original Message-----
> > From: R. Kastner [SMTP:kaskas@earthlink.net]
> > Sent: Wednesday, February 16, 2000 1:48 PM
> > To: Barr, Scott; fot@autox.team.net
> > Subject: Re: The Hub of the Issue
> >
> > In the beginniung we found that the hubs broke because they were using
> > a
> > SQUARE key in the axle and as the hub tried to turn it would actually
> > roll
> > up over the key and break the casting. We milled the axle/hub to take
> > a
> > 3/8" x 1/4" key and elenminated the problem. Same thing on the
> > Spitfire.
> > ----- Original Message -----
> > From: Barr, Scott <sbarr@mccarty-law.com>
> > To: <fot@autox.team.net>
> > Sent: Wednesday, February 16, 2000 6:46 AM
> > Subject: The Hub of the Issue
> >
> >
> > > Hi all,
> > >
> > > Joe Curry and I have been discussing, off list, the question of GT6
> > hubs
> > > and their tendency to break, leaving a perfectly nice GT6 rolled
> > into a
> > > ball. From time to time on the list, we've discussed this issue and
> > > various fixes, from GT6Steve's beautifully done 240Z hubs with TR6
> > axles
> > > to CNC-machined replacements made from metallic elements obtainable
> > only
> > > from asteroids.
> > >
> > > But here's the question of the moment: WHY do the hubs break?
> > >
> > > Is it increased cornering forces that are the problem or is it
> > something
> > > else? The failures I've seen or heard about were all related to
> > > cornering. So is it cornering forces that crack the hubs, or do the
> > > hubs crack for whatever reason and then the cornering forces break
> > off
> > > the axle because the cracked hub is wallowing around?
> > >
> > > I'm looking for any opinions at all, from first-hand scientific
> > analysis
> > > to general belly-button-picking (as someone here so aptly put it).
> > I'd
> > > prefer to keep my GT6 shiny side up and rubber side down and am just
> > > looking for some data before I pick a fix.
> > >
> > > Scott Barr
> > > sbarr@mccarty-law.com
> > >
--
"If you can't excel with talent, triumph with effort."
-- Dave Weinbaum in National Enquirer
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