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 ...

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 ...

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 ...

A quick look around is all you need to think the two-stroke engine is dead. Exhaust smokers no longer brapp their way past outdoor cafés or over twisty mountain passes. You don't even see two-strokes ...

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 ...

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 ...

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 ...

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 ...

If you want to know what kind of bike engine fits your needs, you need to know how a two-stroke differs from a four-stroke. Each of them has advantages and disadvantages. But you can't, or shouldn't, ...

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 ...

My car ran out of petrol (faulty gauge) and the only spare fuel I had in the boot was a 1:50 premix for my boat’s two-stroke outboard engine. Could I have used that to get me to the next station?