Ford Alda Engine
2.0-liter Ford ALDA or 2.0 Duratec ST170 engine was produced from 2002 to 2004 and was only installed in the sport version of the popular Focus model with the index ST170. This engine was basically a modernized version of the Zetec-E unit. The Duratec ST/RS line also includes the following engines: HMDA, HYDA, HYDB, and JZDA.