Yeah, it does ring like a bell sometimes. Should I be concerned?

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>From: 	DHaynes57@aol.com[SMTP:DHaynes57@aol.com]
Sent: 	Saturday, May 04, 1996 6:39 AM

=========================================================================
Date:         
Sender:       Vanagon Mailing List <vanagon@vanagon.com>
From:         
Subject:      Re: '87 syncro: driveshaft going?

In a message dated 96-04-29 14:20:53 EDT, raven@halcyon.com (Mark McCulley)
writes:

>
>I've been noticing a clunking sound as I engage the clutch after shifting. 
>Feels like there is some play somewhere in the drivetrain. The sound is 
>like a metal-on-metal clunk, not unlike the sound I remember from shifting 
>an American car with auto tranny into the Drive position. I suspect that 
>the U joints in the driveshaft are wearing out. Any other ideas? How does 
>one definitively check the driveshaft U joints?

Some Syncros make this noise as the front diff gets paly in the R+P or the
viscous coupling.  Sounds almost like a bell.  
Dennis.