
Eventually got the car in yesterday to have it done, after I purchased the parts some weeks ago. So now she's adorned with the belt, water pump, crank oil seal, idler, tensioner and bottom pulley.
When I bought her she had 109k on her, and now she has 114k on and despite writing to the previous owner to find out what had been done earlier, (Who failed to write back.

Farmed it out to my local garage, as I was going into hospital for a day procedure, and as we were going in the Wife's Xsara HDi, the timing was perfect.
Cost? £180.