It looks like it is rebuildable, I mean, there is nothing that worns out apart from rubber and seals. It is not rusted at all. So, have you got any source of rebuilding kits ? Or Ill have to buy each seal and washer at a brake parts specialist ?
A nice picture of my van ( we had a NY 80's themed party last week-end
http://polaroil.free.fr/Transit/Transit.jpg


