how is this different from a flat-twin? http://en.wikipedia.org/wiki/Flat-twin | Hacker News

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		moron4hire on Dec 3, 2009 \| parent \| context \| favorite \| on: A radically new type of engine how is this different from a flat-twin? http://en.wikipedia.org/wiki/Flat-twin

storborg on Dec 3, 2009 [–]

There are two opposing pistons in each cylinder. This enables the power of a 2-stroke engine, but without the horrible emissions and inefficiency normally inherent in a 2-stroke engine, and without the valvetrain complexity of a 4-stroke.

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