Originally Posted by vtecinside
The motor is already used in Euro versions of the Z4 as the econo version. Its the way companies avoid gas guzzler tariffs over there. That motor won't make it to the US for the 3 series.
I looked at BMW UK's site, and the Z4 2.2i is rated at 170 hp over there. They have a different hp rating scale (for example the 2.5i is rated at 192 hp and the 3.0i at 231 hp) so I'm pretty sure it's not the "new" 2.2 liter motor as referred to in the article.