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Re: TR-6 clutch slave cyl rebuild question

To: JoeSimcoe@aol.com, suhring@lancnews.infi.net
Subject: Re: TR-6 clutch slave cyl rebuild question
From: "L.D. Hooven" <dirty_howi@hotmail.com>
Date: Mon, 08 Dec 1997 09:41:52 PST
Cc: triumphs@Autox.Team.Net

<snip>
>Also, and this is critical, ONLY USE CASTROL GT LMA BRAKE FLUID! All
>other Dot 3
>fluids will destroy all rubber parts.  LMA (low moisture obsorbtion)
>will not. 
>
>Hope this helps. If you have other questions, let me know.
>
>Scott Suhring
>Elizabethtown, PA
>'70 TR6
>>
>
This is not necessarily true,  the only rubber that we know of (me and 
the chemical engineers at work) that would be affected by moisture is EP 
(ethyl propalene).  standard buna rubber is not affected nor is noryl. 
so your assumption that all rubbers are suspect is in error.  EP is not 
generally used in o-rings/chevron seals where liquid of any sort may 
come into contact with it due to it's want to behave like a sponge and 
absorb water, thereby decreasing it's sealing ability and causing it to 
fail.  the only other rubber we have experience with is alcryn, which 
isn't exactly rubber and isn't exactly plastic. (actually it's 
rubberized plastic) it is subceptable (sp) to chemical attack by 
chlorine, gas, oil, you name it. (everything  but water).  any way, hope 
this clears things up. i did as i promised and ran it up the flag pole 
and through my books.  and we all thought that chemistry class we took 
wouldn't do us any good.

all other opinions are welcomed.

larry

larry, 1979 spitfire (currently in permanant convertible 
mode)

of all the things i've lost i miss my mind the most,
i stopped to think one day and forgot to start again


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