When all is said and done, the viscous starts to look pretty good:
No clutches to wear out.
Did you know that the NISMO clutch won't take much over 300 ft/lbs
and live long? I believe Scottie-GNZ wrote something about this...
The NISMO unit is the clutch only, so you have to tear a diff apart to put
it in - more bucks.
Whether R200 or R230, you can just get it and not have to dig into it -
total cost ~ same as NISMO, maybe less.
That said - if Auburn made an LSD for the R200, I'd be interested...I
love cones! 8)