Hagerty, Classic Insurance, Grundy, Sneed all have specific track exclusions for anythinng that takes place on track i.e. High Performance Driving in non timed & non competitive events.
You can now get specific track insurance through MotorsportReg.com, but it is costly, here's a link HDPE Insurance
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.