Complete Yor soundtrack found!
The album for download at the link below is the original LP release, complete with both Scott and the De Angelis' music as well as the theme song. Enjoy!
http://7blacknotes.blogspot.com/2006/07/yors-world.html
Yor: he's trapped in the world of past, knows the dangers at just one glance, and leads the way in his search for a yesterday. Nice.