I have also been searching for replacement rubber boots for the clutch bell crank tube.
Well, I had been watching this on ebay for a while, deciding on whether the parts would interchange. And in typical older jeep fashion they do
I am going to google some of the old part numbers on the instruction sheet, maybe it will help to find some more rubber boots for others.
Like a crow, my eyes were drawn to the "shiny" new linkage rod, to replace my rusty pitted one.