I have a pair of original 2-piece brake rotors from a late 60's Nova or Camaro. I took them off of a clip myself to use on my Nomad. They have part number 3910881 on them but I can't seem to find much else about them. Seems that most of them were part number 3901098. Anyone know anything about these? Mine look just exactly like these:

http://www.heartbeatcitycamaro.com/s...970-1971-1972/

But they have holes like this one: