+A **two-stroke** engine completes its full power cycle in just two piston movements, a vibrant, economical beat of [combustion](/wiki/combustion). Often lighter and simpler in design, it delivers a high power-to-weight ratio, common in chainsaws and small [motorcycle](/wiki/motorcycle)s.
+## See also
+- [Four Stroke](/wiki/four_stroke)
+- [Engine](/wiki/engine)
+- [Piston](/wiki/piston)