Adrian - I have the exact same vehicle and the same issue - mine however is at 70MPH - I have not bothered too much as it is currently illegal to do that many mph's!!!!
However, I noticed recently that Atlantic British are selling a propshaft ujoint that is touted to "eliminate" that noisy vibration!! Which vibration is very subjective.....
DISCO - You da man - I will print this out at work tomorrow and go through the points over the next 4 or so years!! Cheers mate!
