I have a 67 Barracuda with a 7 1/4 in it. I'm going to swap an 8 3/4 into it. I have two different center sections, a 741 3.23 open and a 742 3.23 posi. Right now the car has a 273 2V in it, someday it will get a 340. Looking at the 741 the yoke for the U-joint looks the same size as the one on...