Torsen ‘worm’ type diffs have screw cogs for their planetaries. Initially they were incapable of dealing with really torquey engines and stripped regularly.
Detroit bought rights to the design and applied their metallurgy knowledge to it, creating the Detroit Trutrac (sp?) which is nicely toughened up.
I’m trying to work out the meaning of Peter’s “terrible” in large parts of the continent that’s come to mean good (the way “wicked” has been twisted in English)
“Live in” vehicles: A new thread perhaps?
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