so it was the New X1 28i turbo, not the X3 28i as I "don't know why" thought :-)
"brand new 2.0L gas powered 4-Cylinder engine which uses BMWs TwinPower turbo technology, good for 245HP and 350Nm of torque..."
http://e84.xbimmers.com/forums/showthread.php?t=477885
wow wow wow available with 8 Speed gearbox too! when are we gonna see that engine inside a Z!