Some of the folks who've done it before may be able to help:
http://www.banzairunnerpantera...ular_conversions.htm
And if all else fails, call Steve Wilkinson. I think he's done a bunch of them.
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.