Every new internal combustion car and truck sold in America today is equipped with a four-stroke engine, as are the vast majority of motorcycles. Today, if you hear the loud, ringing song of a ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way.

As we begin the last article in this series on the basics of the internal combustion engine, let's stop to review what we've covered during the last five articles. We began last May by detailIing the ...

Most modern gasoline and diesel-powered engines found in the cars and trucks seen on today's roadways rely on the four-cycle-engine principles developed in the late 1800s by Nikolaus Otto, Gottlieb ...

With a Master's degree in English Literature and six years of writing experience, Aayush has been contributing to TopSpeed for over two years. Since 95% of his personality is motorcycles, he goes ...

From sleek cafe racers to powerful superbikes, the fastest motorcyles of the 1970s left a lasting mark on performance and biking culture.

General Motors (GM) is revisiting a technology long thought to be obsolete in the world of cars: the two-stroke engine.

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...