In this video, we examine the functioning of four-stroke and two-stroke engines, highlighting their differences along with their advantages and disadvantages. The four-stroke engine operates through ...

The rattle, buzz and clatter of a two-stroke engine is unmistakable, but it isn't necessarily good for the planet. That's because A) two-strokes burn oil and B) they are inefficient. Lubricating oil ...

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 ...

Gearheads and faithful Jalopnik readers already know the basics of an engine's bore and stroke, but for those that might be new here, let's dip our toes in the shallow end. An engine's bore refers to ...

In 2001 Mary Jane Ortega, then mayor of San Fernando City in the Philippines, knew her city was choking to death. The cause? Air pollution, specifically that from two- and three-wheeled vehicles ...

The race to launch the first commercial ammonia-fueled engines marked a key milestone, reports marine engine designer WinGD. The first two-stroke engines built from the company’s designs were tested ...

Swiss marine power company WinGD will introduce the world’s first ethanol-fuelled two-stroke marine engine in 2026, with deliveries for newbuild and retrofit applications beginning in 2027. The new ...