The size, weight, and cost of the engine per horsepower are therefore less, and two-stroke-cycle engines are used in motorcycles and smaller machines (e. g. , lawnmowers and power rakes).

因此，每马力所要求的机器尺寸、重量和价格成本也就降低了，所以二冲程循环发动机多用于摩托车和小型机器（如割草机和动力耙）。

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That's a weight-to-power ratio of 8.21 pounds per horsepower (a little better than the Porsche 911 Carrera's) in a footprint the size of a Porsche Boxster.

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