Do you know how much main journal crankshaft run out you have? I had similar problems in the past on stock 318 steel cranks, they where bent on the number 2 journal(both, three years apart
![](/ubbthreads/images/graemlins/shruggy.gif)
) .0018 which with .0022 clearnances would not allow the crank to turn 360 degrees
![](/ubbthreads/images/graemlins/puke.gif)
I ended up doing the
![](/ubbthreads/images/graemlins/tsk.gif)
no no and used scotchbrite to enlarge the bearing clearances
![](/ubbthreads/images/graemlins/tsk.gif)
I should have taken both in for straighting
![](/ubbthreads/images/graemlins/thumbs.gif)
but I was in a hurry and both of those motors where going into my own cars that me and my wife drove as dailey drivers, both ended up working well for a long time with no problems that I know of, one car got total in a wreck and the other one was sold and went down the road for over 50000 miles before the new owner put a 360 in it
![](/ubbthreads/images/graemlins/shruggy.gif)