VW Bay Window Camper heating fan for 1700-2000cc type 4 engines. These are often missing or damaged & are very hard to find. Listed on ebay with a silly cheap £25 start. http://www.ebay.co.uk/itm/170698343343?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649 Can be collected from Aldershot, Hants or Chiddingfold Surrey.