We love ourselves a good oddball engine, and tiny, scrappy Mazda certainly must be responsible for more such engine concept patents per market-capitalization dollar than any other. We just discovered ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient ...

The two-stroke gasoline engine was once a marvel of engineering, offering up huge doses of power in small and lightweight packages. Unfortunately, gas two-strokes also burn oil by design, making them ...

This new product from Kawasaki, a famous motorcycle manufacturer, has again stirred the market. After checking the first bike with a hydraulic system, the company offered all the necessary documents ...

Beta revealed its fresh 250RR motorcycle that is equipped with the new 2 stroke engine. The Beta 250 RR has many common features with its other siblings, in fact it shares the same swingarm, wheels, ...

Strictly defined, compression ratio is the total volume above the piston at bottom dead center (BDC), divided by the total volume above the piston at top dead center (TDC). First, let's look at the ...

Mazda is officially putting its advanced Skyactiv-X gasoline engine on sale—at least in Europe. The engine is coming to the U.S. market later. The automaker has also made available the first official ...