Re: Pan Evac

[JWoesvra@aol.com]

In a message dated 5/15/2003 12:19:02 PM Eastern Daylight Time, 
John.Desantis@inficon.com writes:

> The pan evac uses pressure pulsations in the header to pull a vacuum on the
> valve covers.
> This sounds like a great way to deal with blow by the rings.
> 
> Anyone have any experience with this?  Is this common or even legal in
> vintage?
> 

John,

Variations of this system are not new and I don't think they are in violation 
of the spirit or letter of any Vintage organization.

Jack Woehrle
SVRA

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