I got them at a junkyard. They had been removed years earlier. I went to the yard that day to get the disk breaks from a 5th Ave, when I told the guy at the yard what I was looking for he remembered that he had these back in one of his buildings so I took them instead. I have decided to stay...
If you don't have any luck with this thread Call Wayne Brewer at Brewer Performance. Good guys and they will be able to help you with what ever you need at a fair price.
These are still for sale, I could ditch the rotors and extra metal parts that were cut for removal if you wanted to lighten for shipping. $175.00 plus shipping from indiana.