Mercedes-AMG has taken the wraps off the new M139 version of its transverse 2.0-liter turbocharged four-cylinder, and the maximum horsepower figure is a mind-bender. It’s 416, or 40 more than stumped up by the M133 engine it replaces. That means the M139 supplants the M133 as the world’s most powerful series-produced four-banger. The 416-hp, 369-lb-ft...
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Mercedes-AMG Has a 416-HP Four-Cylinder. Here’s What You Need to Know appeared first on
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