Just went to their site (which shows last update as February 2012) and all links/pages are dead. Do they have another site listed differently than 'panteraparts.com'?
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.