[T3] Fwd: Type 3 Auto Oil Leak

jadney at vwtype3.org jadney at vwtype3.org
Wed May 18 20:23:59 PDT 2022

The OE seal is a double lip seal. I would expect it to seal as well statically as dynamically. 
That's what most of us experience.

On 18 May 2022 at 21:33, Stephen Unsworth wrote:

> I know it should not leak when standing but my understanding of it is 
> that Lip Seals rely on Friction to work. It is the Rotation of the Shaft 
> in the Seal that creates the Friction. That may be why it only Leaks 
> when the Engine is not running. Apart from the Lip Seal wearing over the 
> Years and Miles  they do gradually Wear the surface of the Shaft. Also 
> any misalignment or lack of concentricity between the Seal and the Shaft 
> will contribute to Leakage.
> Have you looked if there is a Double Lip Seal available in the correct 
> size ?

Jim Adney, jadney at vwtype3.org
Madison, Wisconsin, USA

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