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The engine downsizing trend is moving beyond the compact realm. At what point is a larger, normally-aspirated six-cylinder more appropriate? Is a turbo-four in the +BMW USA 5 Series taking it a step further than it should go? Read +Frank Markus' insightful blog.
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Eric Feliciano's profile photo
 
If they market it as an econo-sport engine I see no problem with it as long as the M5 keeps the V-10
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