98 tahoe 4x4 5.7 to 6.0 swap

just looking for info from anyone who might have done this i wanna keep my 4l60e not going to be towing to racing it so id like to know if i can just change the converter to a higher one or would a newer model 4l60e work fine with out having to swap drive shafts and such trying to keep it simple pretty much and also looking for a parts list i know fly wheel and spacer and longer bolts i wanna keep the dbc so 99-06 6.0 best place to buy wiring harness a lot of people have said painless but unsure also know ill need motor mounts so all in all trying to keep it simple and what all am i looking at needing to buy or do to make it work

Here's what looks to be a solid write up courtesy of Street and Performance that can help answer a lot of your questions.

http://www.hotrodlane.cc/PDFFILES/Lisa%20Tahoe.pdf