Mate I hope you nail this down soon.
I know you swapped tail shafts but are you one hundred percent sure the second one was balanced properly. Shame you can't remove it on the wet transfer cases so you can be sure. I,m reconsidering whether a SYE elimination will solve my vibes after reading Wooders comments in this
http://www.ausjeepoffroad.com/forum/...t=47312&page=3
starting to get like you were I want it all smooth.
Just got to get the WJ steering conversion done first.