That should help. While my crank was out i had in machined for more clearance for the converter hub, but it still bottomed out. Sometimes aftermarket cranks and converters don't fit together right. I always check the clearance if im trying a a diff converter. Tearing out thrust bearings SUX!!!

PSO headed 632 from MM. Cracked cylinder, loose valve seats, low oil pressure, low cylinder pressure.
..... Now its a door stop....