[Fot] TR6 Race Clutch Release Bearing - Hydraulic or Standard wSlave Cylinder?

[Mike Harmuth]

Sebring 2020, internal throwout bearing leaking.

[image: P1015303.JPG]

On Mon, Aug 19, 2024 at 1:14 AM Bert Brown via Fot <fot at autox.team.net>
wrote:

> I was just at the Monterey Historics this weekend hanging out with 2 racer
> friends and one of their friends pops into our pit space with the news that
> his internal hydraulic release bearing leaked in the Friday session and the
> clutch was inoperable.  He had a Cobra and pulling a trans in one of those
> cars is an absolute bitch!  He wanted to know what our experience was with
> these bearings and if we had a replacement.  Everyone said they have had
> many problems with hydraulic leaks with these internal release bearings and
> "no", they didn't have a spare.
>
> Everyone's vote at our pit was to use the external linkage and slave
> cylinder.  When I used to go to the track with my car I always carried
> spare hydraulics and the external cylinder on my Spit was a snap to change.
>
> By the way the Cobra guy couldn't find a replacement at the track and
> loaded his car on his trailer and missed his race.  All because of a damn
> internal hydraulic release bearing that he never thought he would have to
> replace!  Racing is fun!
>
> Bert Brown
> ex GP Spitfire
>
> On Sunday, August 18, 2024 at 07:59:48 PM PDT, Charly via Fot <
> fot at autox.team.net> wrote:
>
>
> Mark, I have always run the 'stock' style T.O. bearing.  I've run several
> different clutches, from Laycock to Tilton, and have always had good luck
> with it.
> I've known several TR racers who have used the 'hydraulic' type  mechanism
> and have always had problems at the track and have been difficult if not
> impossible to fix.
> My vote is the stock linkage and a Tilton clutch,
> BTW, car is still for sale.
> Charly Mitchel
> TR6 #44
>
> On Sun 18/08/24  7:05 PM , Mark Cook via Fot fot at autox.team.net sent:
> > So, I one of my TR6s has a close ratio transmission with Mcleod hydraulic
> > release bearing, which is leaking.  While there, trying to decide on
> > whether to go back to a stock bearing, yoke etc, with an external slave
> > cylinder.  For reference, as part of the engine rebuild, going with the
> > Racetorations Arrow billet crank, 7 1/4" lightweight flywheel, cover
> > and four paddle clutch disc.
> > Not keen on having to remove the transmission for seal leaks related to
> the
> > hydraulic release bearing.  At the same time not familiar enough to know
> if
> > a hydraulic release bearing's failure rate is any worse than a standard
> > release bearing.  Everything I have read makes the hydraulic bearing seem
> > more sensitive to initial set up as well.
> > Thoughts?
> >
> > Thanks,
> >
> > Mark Cook
> >
> >
> >
> >
> > _______________________________________________
> > fot at autox.
> > team.net
> > http://www.fot-racing.com
> > Donate: http://www.team.net/donate.htmlArchive:
> http://autox.team.net/archive
> > http://www.team.net/pipermail/fotUnsubscribe/Manage:
> http://autox.team.net/mailman/options/fot/ch
> > arly at mitchelplumbing.com
> >
> >
> >
> >
>
> _______________________________________________
> fot at autox.team.net
>
> http://www.fot-racing.com
>
> Donate: http://www.team.net/donate.html
> Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
> Unsubscribe/Manage:
> http://autox.team.net/mailman/options/fot/moosehd2@pacbell.net
>
>
> _______________________________________________
> fot at autox.team.net
>
> http://www.fot-racing.com
>
> Donate: http://www.team.net/donate.html
> Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
> Unsubscribe/Manage <http://www.team.net/pipermail/fotUnsubscribe/Manage>:
> http://autox.team.net/mailman/options/fot/ofracer@gmail.com
>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://autox.team.net/pipermail/fot/attachments/20240819/6f994ee7/attachment-0001.htm>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: P1015303.JPG
Type: image/jpeg
Size: 2502429 bytes
Desc: not available
URL: <http://autox.team.net/pipermail/fot/attachments/20240819/6f994ee7/attachment-0001.jpe>