Quaife is not a "locker", but a gear type akin to the torsen. It does not upset
the car as a locker does, but will not work like a locker if you don't keep both
wheels on the ground. I highly recommend the Quaife. John
Gregory Petrolati wrote:
> On Tue, 23 Feb 1999, Mapes, Glenn wrote:
>
> > > To All
> > > What type limited slip would be the best to use in a 64 MGB that is used
> > > for vintage racing only (no street driving)?
> > > Any idea on how much you can expect lap times to go down just by
> > > installing the limited slip?
> > > Also, has anyone had experience with the Quaife limited slip? They can be
> > > purchased direct from Quaife at a cost of about $1000 (including
> > > shipping).
> > >
> > > TIA
> > > Glenn Mapes
> > > 1964 MGB
> >
> If it's going to be used for racing only, why not go the solid axle
> route and have it all welded together? It'd probably be cheaper
> than buying any limited slip dif.
>
> My TR4 has a locker limited slip (not sure whose). At least the
> guy I bought it from called it a "Detroit Locker". I'm not sure
> but I believe the Quaife's are locker type diffs as well.
>
> The other type of non slip rear ends use clutches to do the job.
> I believe "Salsibury" rear ends are the "clutch" type limited slip.
>
> Locker rears take some getting used to. They are either "on" or
> "off" The rear seems to pull a bit to the left under power when
> the locker engages, and you will hear "clunks" occasionally as
> it engages. The locker becomes more evident at low speeds and
> tight turns where the clunking and sometimes a ratchet sound can
> come from the rear.
>
> I installed my locker for autocrossing initially, but my`4 is
> primarily a street car and a summer month "daily driver". The
> locker has been in the car for about 8-9 years and (knock wood)
> reliable.
>
> greg petrolati
>
> gpetrola@prairienet.org 1962 TR4 (CT4852L)
> "That's not a leak... My car is just marking its territory!"
> Greg Petrolati, Champaign, Illinois
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