<VV> Turbo Carbon Seal wear limit

Bill McCurdy eurobilly at gmail.com
Tue Dec 4 18:41:24 EST 2018

Doug, Touch base with Nick Williams (aka miniman82 on several forums). He
wrote the Rajay Turbo Primer that can be found on the web. He will have
some idea of the practical limit.

On Tue, Dec 4, 2018, 5:43 PM Doug Mackintosh via VirtualVairs <
virtualvairs at corvair.org wrote:

> Does anyone know a wear limit guideline for the carbon seal on the Corvair
> turbo seal assembly? The service manual says to check for "excessive wear"
> but never gives a spec. I have never seen a new seal so I don't know how it
> starts out. The one in the turbo on my daughter's Spyder appears to have
> about 1/32" left on the seal face that contacts the mating ring before it
> would be worn to the metal part. I did not measure it when we put it
> together 120,000 miles ago, but I don't remember it looking much different.
> -- Doug Mackintosh Corsa member since 1996 Corsa/NC member since 1996,
> Virtual Vairs member Corvair owner 1969-1971 and 1996-on
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