oh heck, I was determined not to make a fool out of myself on my first post!!! Just had a look at the spacer and yep, the holes aren't symmetrical are they? That did not occur to me.. I'm a fool.. thanks for your repsonse mate, much appreciated.

Hi all - been lurking for a few months - thanks for all the great advice & tips!. I have the common vibration issue on my 200tdi 90. Took the front propshaft off and the UJs seemed fine - first thing I noticed was the sliding joint was at the transfer case end - Haynes says it should be other...