I wonder if this Fiat Booster is something that will fit?
http://www.ebay.co.uk/itm/1507...e=STRK%3AMEBIDX%3AIT
There is also a lot of Brake Masters that looks very similar. I don't know if anyone has ever experimented with a suitable substitute from i.e. Fiat or Alfa. For sure they will be very interesting on the price ;-)
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