Today i fitted the last two air valves that were causing an air leak. a little bit tricky because the valve you see on the left would not rotate to come off, it was fouling on the air tank. I had to remove the bendy pipe you see attached to the tank to get it off, The bendy pipe itself wouldn't come off because it was fouling on the backbone tube, so i had to undo the air tank brackets to get enough clearance. It was a good excuse to replace all the old fiber seals and aluminum washers with doughty seals.
Here they are :