In a message dated 96-04-13 01:48:22 EDT, you write:

>
>How much power the viscous coupling "dumps," or absorbs, is a matter of
>design. I confess I do not know how much the Syncro dumps. In most trucks I
>think it's around 30%, but if anybody knows better please clarify.

I generally concur with Ken's comments.  VW claims that 90% of the torque can
be applied through the viscous coupling to the front wheels.

Jim Davis
87 GL Syncro
88 GL Wolfsburg