Mazda Skyactiv-G 2.0L Engine

Mazda seems to rock the world again with their new Skyactiv Gasoline engine, which has impressive engine with compression ratio of up to 14:1. This engine is used in the new Mazda CX-5.

Reference:
http://youtu.be/E-EEbMxAho0
http://www.driftjom.com/2011/06/skyactive-technology-to-be-introduced.html