GM has filed a patent application for a two-stroke engine valve system. The patent application is tagged with patent number US 2025/0354528 A1 and was filed with the United States Patent and Trademark ...

Two-stroke engines have largely fallen out of fashion when it comes to newer vehicles. However, GM appears to have not forgotten about them completely.

The GP-derived two-stroke V4 that America was banned from buying is now one of the most coveted collector bikes you can find.

The defining characteristic of a two-stroke engine is to fire (combust) every time the piston is at top dead center. This makes them highly power dense, but also notoriously makes two-stroke engines ...

What if the engine of the future wasn’t just a dream, but a reality? Imagine a power source that combines the raw, exhilarating performance of a two-stroke engine with innovative efficiency, ...

One of the most significant contributions in the history of propulsion technology came from a 19th-century engineer named Rudolf Diesel. While his idea was patented in the 1890s, it wouldn't be until ...

Everllence has unveiled its new, dual-fuel ME-LGIA (-Liquid Gas Injection Ammonia) engine. Using the Diesel principle and the well-known, dual-fuel liquid gas injection concept, the ME-LGIA engine has ...

Swiss marine power company WinGD will offer the first ethanol-fueled two-stroke marine engine next year, with deliveries for newbuild and retrofit applications starting in 2027. The announcement ...

Years after World War II came to an end, Great Britain realized that it needed engines that had incredible power, but didn't take up too much space. Napier answered the call with the Deltic, as the ...