Yes, full manifold pressure.
I haven't figured out how to post pictures. It looks almost identical to the images posted by Rougheup72 in this thread
http://67-72chevytrucks.com/vboard/s....php?p=1788409 except that it's a Quadrajet.
I think maybe the cable is disconnected in the trans but the return spring is still engaged. Is that possible? How is it hooked up in the trans?