Take it out and go to stock with the correct Cleveland thermostat.
Must have been some kind of a Martian did this?
That is absolutely the most ridiculous modification I have ever seen.
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.