Mixing up strokes and cylinders? Learn how a 2-stroke combustion cycle differs from a 2-cylinder engine setup, and how each impacts overall power.

General Motors may not be building a bike engine, but this two-stroke concept has real potential for motorcycle engineering. General Motors and two-stroke engines aren’t exactly two things you expect ...

In dirt bike racing, two-stroke and four-stroke engines have their own unique advantages. What's the difference, and which ...