I think he just cleaned it out myself... and changed the tube? its still doing it very slightly, so after some research I found a new part for £22, so I will fit that and make sure 100% then, if its ok if its not then look again to see if the problem can be sorted, I just want to be 100% its that part or not, I have a lot of other things to sort out anyway so £22 isn't going to make a lot of odds to the wallet, brake pipe need replacing (just a short section) but I can make that up myself, and the 2 front links, and the hand brake is leaking so the drums will be contaminated, and the front pads changing, lucky summer is coming (I hope) so I can get out to do that lot, a good m8 duz my MOT for me, and just advises me what I need toy do even before it needs sorting so I get a heads up