When the signal pin is removed, the same jam occurs
With the firing pin out, signal pin out, jam occurs
I polished and de-burred the extractor. Same jam
I have cleaned up a lot of things, had the slide completely detail stripped, and I inspected, cleaned, oiled, and reinstalled everything
Time to stop mucking and go to the range for a function check. No time today but I have Wednesday off work. One's things for sure though- this f'n pistol is clean as a flipping whistle now