Vacuum line missing?

[Jon Boyer]

>
>Thanks, but I'm even more confused now. I've got a picture of the part in
>question in my post on this over on AudiWorld. Can everyone check it out
>and let me know what you think?
>
>http://forums.audiworld.com/4000/msgs/6800.phtml
>

That valve might be used to direct a little extra vacuum over to the vacuum
advance unit to help keep the idle up when the AC compressor kicks in.
JB

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