My guess is the crankshaft side.  5-40 oil is too light for a Vanagon
though.
Zoltan

----- Original Message -----
From: "David Marshall" <mailinglist@FASTFORWARD.CA>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Sunday, June 15, 2008 11:57 AM
Subject: Oil leak, now slipping clutch - what seal?

> During my last try to Vancouver I started to notice a small table spoon
> size puddle of oil under my van where the bellhousing meets the
> engine.   Now under full load my clutch is slipping.  How
> do I tell if it is engine oil or gear oil?  When cold it is thick,
> but so is 5w40 engine oil.  Since many years now I can't smell very
> well so that's not an option for me.  Color wise I would say it is
> not as black as engine oil but there could be other contaminates by the
> time it goes to the outside world.
>
> My thinking is that
> it is the input shaft of the gearbox seal that went as this can get easy
> access to the clutch as opposed to the crank shaft seal.
>
> David Marshall
>
> http://www.hasenwerk.ca
> Box 4153,
> Quesnel BC, Canada V2J 3J2
>
> Engine Conversion FAQ -
> http://www.hasenwerk.ca/faq
>
>
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