The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons ...

In most motorcycle engines, your crankshaft will rotate in the same direction as your wheels — they're linked by a chain and a transmission, after all. But MotoGP mills are different, their engines ...

There are very few sounds sweeter to a gearhead than a small-block spinning past 8,000 rpm. For anyone who appreciates internal-combustion engines and horsepower, a race engine spinning at high rpm is ...

In the early days of engine building, a pre-Wankel rotary engine powered thousands of aircraft. One of several problems: It spewed castor oil on its pilots.