Short-stroke engine

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Short-stroke engine - internal combustion engine, in which the piston stroke is less than 0.9 cylinder diameter (S / D & lt; 0.9). Short-stroke motors are the most common motors with spark ignition, most often having high operating speeds.

They have the following advantages:

However, there are also disadvantages:

The engines with an extremely short stroke (S / D & lt; 0,7) are usually the most heavily engineered, high-speed motorcycle or racing engine.

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