This page is a start, but would be best to find someone local to be able to see their car. Are you in Baden, Germany? If so, contact Roland jaeckel (willibillie at live.de). He'll have any parts you need, as well as the requisite expertise.
http://www.panterasbywilkinson...s/catalog/ill3b.html
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.