[Fot] Speedie sleeves

[N197TR4 at cs.com]

VITON SEALS are usually the choice of John Deere engineers.

>This is exactly the type of info I needed. The bearing supplier probably
>matched size to my Moss part in a better quality seal, but did not know
>enough about the apllication to get me one that would stand up.
>Thanks Greg.
>
>
>Bob Kramer
>Sales Manager
>RDO Equipment Co.
>16415 North IH 35
>Pflugerville, TX 78660
>512-272-4141
>Fx 512-272-9365
>
>-----Original Message-----
>From: greg [mailto:gtlund at cyberspeedway.net]
>Sent: Friday, November 09, 2007 4:13 PM
>To: Kramer, Robert
>Cc: fot at autox.team.net
>Subject: Re: [Fot] Speedie sleeves
>
>Bob,
>     Using a standard National buna or nitrile seal will not last very
>long with gear oil. Nitrile is listed as having "poor resistance to
>lubricants containing sulphur or EP additives". Our gear oil has these.
>Viton works much better. I suspect the original British Triumph seals
>were made from the proper compounds. I have solved many leakage problems
>with this one bit of info. I first ran into it with a Mark Williams 9"
>diff that would leak after a couple of sessions. Here is a link to
>Timken/National.
>
>http://www.timken.com/products/bearings/pdf/NSCInfoSection.pdf
>
>Timken owns the National industrial seals division. Look for section 1B.
>
>There is also a good listing of Redisleeves.
>
>P.S. The O-rings on TR transmission shift rails will actually seal if
>you use Viton. Anything over 180 degrees F ought to be Viton anyway.
>Greg Lund
>
>
>Kramer, Robert wrote:
>> I'm looking for some advice from somebody with racing experience with
>> Speedie sleeves. Due to grooving on the original parts I have them on
>> the transmission and differential flanges. With very little usage the
>> trans seal gave up the ghost and bow I've wiped out the pinion seal.
>The
>> diff and tranny are tight so it is not wobbleing apart. It seems to me
>> that the increased diameter must be creating too much friction and
>heat.
>> New flanges are unobtainable and I am using National brand seals as
>> opposed to the crap the british car suppliers sell.  What else can I
>do?
>>
>> Bob Kramer
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