Its a non mivec engine, just the standard 2.0L.
Here is a video of the sound its making, listen around :53 seconds to hear the irregular noise I was talking about.
http://www.youtube.com/watch?v=cz99Wnzrse0&list=UUcddW3U7E0j6B-PvtbQ6j-w&index=1&feature=plcp