Every new internal combustion car and truck sold in America today is equipped with a four-stroke engine, as are the vast majority of motorcycles. Today, if you hear the loud, ringing song of a ...

Researchers aim to meld the best attributes of both the power-dense two-stroke and the vastly cleaner four-stroke engines.

As we begin the last article in this series on the basics of the internal combustion engine, let's stop to review what we've covered during the last five articles. We began last May by detailIing the ...

The Detroit Diesel Corporation originally launched in 1938 as a division of General Motors, and its main purpose was to build a two-stroke engine that would combine power and versatility in a small ...

Anyone who appreciates simplicity of design and efficiency of operation has to like small two-stroke-cycle engines that power construction tools such as cut-off saws, rammers and breakers. Producing ...

If you are a motorhead, an unusual engine will immediately get your attention. Most vehicles today have either an inline or V-shaped configuration, so anything peculiar will immediately stick out. If ...

WinGD, a Swiss marine power firm, has unveiled plans to introduce its first ethanol-fuelled two-stroke marine engine in 2026, with initial deliveries targeted for 2027. The engine will be supplied for ...

When INNengine's designs first made headlines in February 2023, I tried to talk to the Spanish company. I never heard back from them, something I saw as a sign not to insist on learning more about ...