If you've ever worked with the coupler, it CAN rotate in all directions. The factory ratio is 16:1 btw. The valving on the Delphi box is light years ahead of the oe box. Don't knock it until you've tried it, and get your facts straight before spouting off from behind your keyboard.
If I've said it once, I've said it a thousand times. I'm very easy to get a hold of for intelligent conversation. For some reason, when it comes to this board people loose their manners.