I got a chance to drive this one a couple of times:
What a fun little car. I wish I had gotten a chance to track it before it was sold but such was not my luck. It's in Texas these days, or at least it was last I heard. Here's some details of the build from the same site:
http://bringatrailer.com/2007/11/26/cool-custom-vw-1967-karmann-ghia-speedster/#more-487
Good luck with your project. I'm subscribing.