I'm assuming you're running a Zetec motor then. I believe the Duratec has timing chains.

I know for a Focus Zetec it works out to under $350 with taxes and labour at a dealership (I had my Focus' timing belt done at Parkway Ford in Waterloo).

The job takes a little over two and a half hours.

Richard | Focused 24-7 2002 Focus ZTS...+275,000km and beyond! Ontario Focus Owners Club | SVTOA-Toronto | SVTOA Redline Rendezvous