<VV> VITON CRANK SEALS?

[lonwall@corvairunderground.com]

Tim - Let's see.......I've been warning people about this for the same 
reason for the last 6 years?

Lon
www.corvairunderground.com


  On 2/11/2012 7:11 AM, N2VZD at aol.com wrote:
> I thought it was my imagination...until I talked with a  sales rep  from a
> manufacturer last year.
> Viton does not seem to like high speed  rotational movement?...I  have 2
> samples of failed crank seals here. They were properly lubed and  installed.
> The sharp edge was kid of rolled into little brown balls in places.
> Now I am slightly worried about the many I have out there...but so far only
>   2 that I know about have failed.
> I dread the day I have to replace them ,even on my own 4 motors  seals  on
> both ends? or is it a "crap shoot"?  My latest motor has the regular  double
> lip black seals on the crank.
> I have used Viton  ever since they came out thinking it was the  "best
> way"..
> Regards, Tim Colson
>
>
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