Magnus is pretty well known in the Porsche circles. If you live in LA you can see his cars if you ask. He also shows up at the Rock Store on Mulholland occasionally.
All his cars are his own builds. Here's his epic 69 page thread on the Pelican Parts Technical BBS. Lot's of details on all the cars and how he builds them, and about the film coming up:
http://forums.pelicanparts.com/porsc...rol-hobby.html