I did a Windsor Dart block in a Pantera. Ended up buying a bracket from PI Motorsports. I don't recall any problems other than needing a spacer for the crank pulley. I was running a ford alternator though and had deleted the AC compressor.
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.