Originally Posted by Cornhusker
m2 with 4 zylinders is fine, as long as it redlines at 7500, and 350 hp from 6k-7500. A direct injected evo motor. Make it half the m5 motor? 2.2 l with only slightly higher redline and slightly bigger twin scroll than a m5 motor and your there.
Hmm fine line. If they push the 4 cylinder past the 335i in HP and TQ then they will have to increase the 335i. My thought is that the M2 or Z2M will carry a M tweaked N20 good for maybe 285HP and 295 Lb/Ft Tq. More than a standard N20 less than an N55.