My 1975 Mercedes 240D diesel car had a leather diaphragm in the injection
pump.
Thought that was pretty neat/archaic.
A new one made the car run better too.
Cows-for-car parts.com

----- Original Message -----
From: "Gary Bawden" <goldfieldgary@GMAIL.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Wednesday, August 31, 2011 9:57 AM
Subject: clamps for cv boots, ridged washers for cv bolts

> Leather may be a good solution - - I've seen leather seals used for a lot
> of
> applications involving petroleum products. Rear wheel seals on my '68
> International were leather, and all of those air-over-hydraulic lifts they
> used to have in the service station bays all used leather seals, usually
> they lasted over twenty years before they got replaced.
>
> I'll be checking on those Race Ready boots to see if the size comes close!
>
> Gary
>
> Date:    Wed, 31 Aug 2011 08:54:31 -0400
>> From:    Mike Riley <mkriley@FUSE.NET>
>> Subject: clamps for cv boots, ridged washers for cv bolts
>>
>> leather is a no go. petroleum products rot it.
>> the answer is obvious get OEM ones, not ones from our great trading
>> partner
>> from across the sea.
>> I am still running all 4 originals I never have had  a original split
>> without gross failure of the cv joint.
>> I wonder if failures are connected to the use of over-sized tires that
>> the
>> VW engineers  were too stupid to put on? don't reinvent the wheel
>> here.<G>
>> mike
>>
>>