An NIH study in 2004 estimated that two-stroke engines were, by themselves, a major source of air pollution and pollution-related health problems, throughout Asia.

Mazda is once again pushing the boundaries of automotive engineering with its groundbreaking new 2-stroke engine featuring valves. This revolutionary innovation challenges conventional engine design ...

Off-road motorcycling is the last bastion of the two-stroke engine but there are plenty of four-stroke off-road bikes as well. Which is better? Two-Stroke or Four-Stroke Off Road Bikes? If the ...

Explore the history of two-stroke engines, from early adopters to their decline due to emissions regulations and advancing four-stroke tech.

Two-stroke engines used to be ubiquitous in dirt bike racing, thanks to their lightweight construction and horsepower. Packed in a dirt bike frame, they make a motorcycle playful in the corners ...

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

Mazda’s latest innovation, a groundbreaking 6-stroke engine, has sent ripples through the auto industry. This cutting-edge ...

Hunters and anglers have two main types of outboard motors to choose from. Here’s how 2 stroke vs 4 stroke motors compare.

Unlike most conventional two-stroke engines, however, the INNengine e-Rex doesn’t burn oil or even use one of those strokes to lubricate or cool itself.

Porsche's new patented six stroke engine might not be a thing of reality yet, but the new technology is still very interesting. Here's a breakdown.

Hunters and anglers have two main types of outboard motors to choose from. Here’s how 2 stroke vs 4 stroke motors compare.