See also:

Engine number
2.4L 2.7L The engine number is stamped on the engine block as shown in the drawing. ...

Kia's precise MDPS 'electric' power steering
To save fuel and deliver responsive handling in everyday driving, new Kia cee'd retains Kia's Motor Driven Power Steering system (MDPS). This electric power-assisted rack and pinion steering has r ...

Efficient, Powerful Engine
Available in two powerplants - a 2.4-liter four-cylinder or a 2.7-liter V6 engine - and two five-speed transmissions (manual with LX four-cylinder model only), the 2009 Kia Optima introduces a new ...