ok, i won the one matey posted above, that clearly states its a GENUINE FORD valve..
http://www.ebay.co.uk/itm/ws/eBayISA...:B:BCA:GB:1123
got it today, and nowhere on it does it say ford! the one on the car has white writing on it that says ford, so have been sold a pattern part??
its also not the one in the pic as it doesnt say AP on it....
hmm
the writing on it says
7N21 18495AC
P557A 16/10