Years ago, the two-stroke had its time in the sun before disappearing from motocross. Here's the story of why these engines aren't around much anymore.

Detroit Diesel stopped building 2-stroke diesel engines in 1998, moving to 4-stroke diesels due to emissions regulations and ...

2 stroke engines are widely used in motorcycles, scooters, boats, and even some small aircraft, yet many people don’t fully understand how they work or why they differ from 4 stroke engines ...

The two-stroke engine is mostly a piece of history today, but there was a time when some of the coolest developments in engine technology were two-cycle engines.

The end result was a two-stroke engine that produced up to 200 horsepower per liter, nearly double what was previously possible—the most powerful engine ever at the time.

Delivering a powerful punch each and every turn of the crank. Read the full story on the two-stroke engine's expected revival, at Automobile Magazine online.

Two-stroke? Forced induction? Compression-ignition-capable? That is many unexpected engine technologies combined into a single engine.