Replace a Taurus SEL 2003 duratec engine.?

Ford had decided to replace the Taurus with the full size Five Hundred and mid size ... 263 hp 3.5 L Duratec 35 V6, which replaces the 203 hp (151 kW) Duratec 30 3.0 L V6. Use the 2004-2006 Ford Taurus Duratec engine. Same Design of Engine.