i thaught i@d put this in the rs turbo part of the forum as its an rs turbo its going in a series 1 to be pricise any way wich zetec 16v is best to use for a turbo aplication the usual silver top or the black top cos my mate uses a black top but with twin 45's & he says its allot revier than the silver top also the water pump is differant to the silver top zetec but i was'nt realy listening to him cos he's a bit of a sleeping tablet but thanx in advance