Re  :
Non-power uses the same puck-type flexible coupling as the rest of
> the couplings in the steering gear, instead of a u-joint

I just noticed on Bentley page 48.6  it convenienty advises that the two
changes from non-PS to PS are -
the knuckes are different.
and this connector shaft used a U-joint instead of the rubber discs thing on
the rack end of that shaft.

I  decided that I do have a good U-joint for PS for sale, if anyone needs
one.

Scott
www.turbovans.com