worried about possible drive-train mis-alignment and resulting issues/problems-Also attempting at same time to swap a rebuilt engine with addition of my newly custom fabricated transfer case,.1/4"inch thick flat cross-member,.. again at the same time as putting in a new rear axle setup under the XJ-need suggestions and want to know in what sequence these components should be installed :anon: for something resembling a error-free and labor-saveing install-TIA