The output shaft can be be removed by removing the bottom cover and then removing the ring gear. Take a look at the ZF book that all the vendors have. It will give you a starting point. BTW I also have a set of used half shafts I am not using. I converted to CV joints. As far as which is the strongest I dont know.
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.