On my '83 300D there is piece of formed aluminum rivetted into the top of
the valve cover which forms a blind tunnel open at the back. It looks like
it was embedded with silicone rubber when it was built although that could
have added later by a mechanic.
I remember something about sealing
I believe it's to reduce the amount of oil going into the breather
tube that goes to the air cleaner. There was a dealer fix years ago
that involved using RTV to seal up the gaps there.
The oil filler cap has a gasket and if it's leaking it needs to be
replaced. It's interchangeable with your
- Original Message -
From: Jeff Zedic [EMAIL PROTECTED]
I believe it's to reduce the amount of oil going into the breather
tube that goes to the air cleaner. There was a dealer fix years ago
that involved using RTV to seal up the gaps there.
The oil filler cap has a gasket and if it's
I'd expect it would be better. Other, smarter types on this list will
be able to tell you for sure.
Zedic
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It's an oil trap. Replace the filler cap, it's good for about a
quart in 1000 miles if it's leaking, as it surely is unless it's less
than 4 years old. Replace the fuel filler cap, too, same condition
-- dead rubber seal.
Peter
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Since I'm in the habit of saving input which may be useful at some point,
does anyone out there have the procedure saved which they can send me
explaining the dealer fix that involved using RTV to seal up the gaps on the
underside of the valve cover? TIA.
G. M. Brown
Brevard, NC
Hi Peter,
Do you or anyone remember the discussion about sealing the front gap in the
oil
trap with epoxy? Someone said that was the Mercedes recommended fix IIRC,
and even gave the name of the oil-proof epoxy obtainable from NAPA. I have
the cover off adjusting the valves and there is a
