Well,
since nobody else has taken a stab at this, and I'm no expert, I'll direct you to Steve Wilkinson, he'll have the answers.
Panteras by Wilkinson
(562) 634-3434
your friend on the DTBB, George
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.