ok ill say it again
vicous wont fit in a c52/56 the unit is to large
and ewan"10k20v" has a confermed torsen in his
your correct in saying a viscous is a weak lsd so give less touque issues
there sre very few torsens in the c seres g/boxes
imm still tring to find another
apprently the bzr box has one as stock
this is where ewans one came from