Pat Mical recommends, if I recall correctly, aboout 1/2" to 1" downward rake forward in order to reduce high speed front-end lift.
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.