The 2.0 and 2.3L Duratecs are all new, with design help from Mazda. It is not a Zetec that is updated, but a new engine family.

Check and see if any major parts are shared and you'll see it is not in any way, shape, or form a "new Zetec".

2005 Nissan Sentra 1.8 SE, Code Red. '00 Tropic Green Ford Escort SE [Contour's little cousin]