[NICE 69 S]

Try these guys in Germany:
Kabelkonfektion Wocheslander - The high-quality wiring harness for your classic car

http://www.kroonwireharnesses.com/site/Kroon_Wire_Harnesses.html

If you have a harness that needs restoring, this guy in the US does excellent work:

http://www.early911sregistry.org/forums/showthread.php?86469-FS-Service-Offering-Rebuilding-Engine-Harnesses&highlight=timmy2

Bob B