Video: Is this BMW M3 prototype powered by an inline or V6?
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It started with a four-cylinder, graduated to six and then eight cylinders, and now might be settling back down to six. The next-generation F80 BMW M3, caught testing around the homeland, has let its voice be heard, and the suspicions are that a V6, not a BMW-traditional inline six, rumbles through those pipes.
Bimmerfile posits that a V6 coul... Read more...