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 ...

Even as EVs begin to encroach on ICE cars, the development of fuel-burning engines hasn't stopped. With almost 150 years of development in the Otto cycle internal combustion engine, you may think ...

This mark 27B two stroke engine is one of a range of two stroke engines designed for reliability and economical service. It is suitable for driving agricultural implements such as cultivators, ploughs ...

For the very first time, fuel-injected two-stroke engines are coming to mass-produced off-road motorcycles in the form of KTM’s patented TPI (Transfer Port Injection) system. TPI will be available on ...

A Sydney engineering company has developed a new two-stroke engine that they believe could be used in motorcycles. It’s called Crankcase Independent Two-Stroke (CITS) and was invented by former South ...

Husqvarna has just unveiled two new enduro bikes with fuel-injected two-stroke engines for the 2018 model year. This news comes very shortly after KTM announced their new fuel-injected two-stroke ...

EcoMotors International, a startup based in Troy, Michigan, has a new approach to an old idea–the two-stroke engine–which it says is up to 50 percent more efficient than most vehicle engines and ...

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 ...

Tougher emissions laws are forcing motorcycle companies to rethink the future of the bike with Honda considering a return to two-stroke and Suzuki looking at hybrids like the Toyota Prius. Honda has ...

Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began ...