Neil (& Eric),
You might want to read page 186 of Porter's 'MGB Purchase and Restration
Guide' . It gives some guidelines for judging MGB differential backlash.
Bud Krueger
52TD
77MGB (showing signs of illness)
Eric Erickson wrote:
> Neil Cotty wrote:
> >
> > For a long time I have noticed a real nice big clunk when reversing
> > from standstill or going forward from standstill. Worse reversing.
> > Well I've located the source of the problem and
> > I'm wondering what I should do about it and actually where the problem
> > is. Where the propshaft uj joins the diff, there is considerable play
> > in the diff end - around 1/2 - 3/4". Is there supposed to be free
> > play? If so how much? I wouldn't imagine anywhere near this amount.
> > The clunk was very loud and seemed to be getting worse. The UJ's are
> > perfect, the play is in the diff end.
> >
>
> Neil,
>
> If you fix your clunk your way and I don't fix *my* clunk by replacing
> the rear hubs then I am going to be very cross with you! Although I
> know that the hubs need replacing anyway I hate to think that this
> little bit of added expense will not address this very noticeable
> problem.
>
> The extra proof of my solution being close for me (Wednesday), however,
> is that I can make *my* "clonk" noticeably less by giving the right rear
> knock-on an extra few whacks with the mallet.
>
> It seems that the MGB has more ways to "clonk" than any other vehicle I
> know!
>
> Eric
> '68MGB MkII
|