Thanks for your help on this everyone,
in the end went for these items

Gates cam kit £68.27 http://www.ebay.co.uk/itm/2308441628...%3AMEBIDX%3AIT
Called the guy selling them to make sure, as it felt a bit of a mine field
out there for this kit

Drive belt £20.85 (4404004)
Rocker cover Gasket £28.50 (1222181)
Water pump £77 (1517732)
All from ford parts uk, (part numbers)

And a cam locking kit £24.94 http://www.ebay.co.uk/itm/2510062479...%3AMEBIDX%3AIT

Skimped a bit on the cam kit and would have liked to go for the ford kit but...... Thanks again