There are many different forms of internal combustion engines, but most use the same basic principle. Explosions in the combustion chamber move pistons up and down to spin a crankshaft. That ...

Designed and championed by self-taught engineer Felix Wankel, the rotary engine is now most closely associated with Japanese automaker Mazda. Many of the greatest Mazdas ever made, including the RX-7 ...

Even in standard trim, the Renault 5 Turbo is about as crazy as superminis come. That’s because there’s nothing much standard about a shopping car with the engine where the back seats should be. But ...

This feature highlights a beautifully refined yet insanely powerful JDM legend as a heavily modified Mazda RX-7 takes to the streets with a fierce 500 wheel horsepower setup. The lightweight sports ...