The 2009 Z4 will have three different choices of engines, and another one more powerful coming after. The first one is a 2.0-litre direct-injection with an output of 185 hp. The second one is a direct-injection 2.5-litre Inline-6 with a power of 231 hp. The third one is a Turbocharged 3.0-litre direct-injection rated at 321 hp.
The M version will be powered by the same 4,0-liter V8 engine used in the M3.
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