With ever-increasing stringent laws on combustion engine emissions, it’s pretty hard to keep up your game in the 2-stroke world. However, KTM just announced it will introduce some groundbreaking new ...

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 ...

In the chronicles of motorcycling, the year 2017 will be remembered as the point in time when Euro 4 emission laws came fully into effect in the European Union. In this environment it is indeed quite ...

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 ...

This paper describes the fundamental principles of operation of a mixture injection system now called the Compression Wave Injection system (CWI). The system has been initially designed for use in ...

An Australian-designed clean two-stroke motorcycle engine could soon become a reality after attracting the interest of a Melbourne-based investor group. Sydney-Based inventor Basil van Rooyen says his ...