The two-stroke may be getting a second life. Motorcycle maker KTM has developed a two-stroke engine with fuel injection that it’s launching in new enduro models this year, marking the first major use ...

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 and ...

Two-strokes are far simpler machines than four-stroke engines. They’re also lighter, easier to work on, and downright angrier, pumping out a lot more power per cubic centimeter of displacement, which ...

Last month, KTM announced it will introduce some groundbreaking new fuel-injected 2-stroke engines in their enduro range. Well, naturally, Husqvarna will benefit from the same technology. Husqvarna ...

Direct injection has been considered the most effective approach to overcome the inherent short-circuiting of fuel in a two-stroke engine. A practical application of this technology on an 1100cc ...

Two-stroke engines were phased out by tough pollution laws and fuel economy targets, but they could be making a comeback with KTM, Honda and boutique builders. KTM and Honda have both registered ...