Always loctite crownwheel bolts in, and use original ones which are 'V'
rated.
I assume you always use the flanges with the 3/8" bolts, fit uprated Hardy
Spicer UJs as these will not break. References to diffs are on one of the
other groups, get back to me if you need any more help.
John Kipping
----- Original Message -----
From: "TeriAnn Wakeman" <twakeman@cruzers.com>
To: "Friends of Triumph" <fot@autox.team.net>
Sent: Monday, January 05, 2004 5:10 AM
Subject: Fwd: Spitfire diff
> Can any of the folks racing Spits help Ian with his question?
>
> Ian is a GT6 and Spit pilot in Oz
>
> Begin forwarded message:
>
> > From: "Ian Cowie" <ian@acohs.com.au>
> > Date: Sat Jan 3, 2004 6:04:58 PM US/Pacific
> > To: <twakeman@cruzers.com>
> > Subject: Spitfire diff
> >
> > Hi, just reading some Met nuggets. I own (and race) a Spitty MkIII
> > and a GT6. Both give at leas t100hp per 1000cc. So go quite well. The
> > Spitty is a problem cos we have heaps of torque (engine dynoed) well
> > over 100ft/lbs. This means things break! Flanges, UJ, Yokes, you name
> > it. Last meeting I ran Wakefiled park (NSW) got to about 40+ laps, and
> > chaging gears 2nd to 3rd at the same point of a corner eventually
> > broke! Sheered three bolts on the crown wheel and put 3rd gear through
> > the side of the Al cased gearbox.
> >
> > Have installed a TR7 4 speed (as opposed to the 4+3OD straight cut CR
> > I was using) couples to a TR7 crown wheel and pinon with one of my
> > Detroit Lockers. Everything gone togetjer nicely but want to check
> > with you wheter you know what the pinon height should be. I know
> > triumph says use tool X to set this height. But usually the toll is
> > nothing more than a disc (just gotta know how big its gotta be!)
> > against which u set the pinon height.
> >
> > Your help appreciated
> >
> > Ian Cowie
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