Identifying sodium filled valves?

Tue Oct 16 00:53:45 EDT 2001

My Bentley for the 84-88 5k sez in section 15.9 to use special care in 
disposing of the exhaust valves, because they contain sodium.

Doyt Echelberger
87 5ktq

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At 08:09 PM 10/15/2001 -0700, you wrote:
>Hey guys,
>On the MC engines (or all Audi turbos for that matter), are there any
>identifying marks on the exhaust valves that identify them as sodium filled?
>Thanks everyone
>Mike