The rotary engine, a unique and unconventional design, has provided Mazda with remarkable advantages in the world of racing.

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

The first rotary engines were scrapped after the war - but could it live again 100 years later with plug-in hybrid technology? ENGINE tech ditched a century ago could be making a comeback in next ...

Today, we explore the Birotary Engine, a unique creation that merges the features of piston and rotary engines. This video ...

What is a rotary engine? In simple (verging on simplistic) terms, it’s an engine with one or more rotors that rotate – go figure – instead of pistons that reciprocate. The basic principles of internal ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

Add Yahoo as a preferred source to see more of our stories on Google. Perfectly tuning the heat range of an engine's spark plugs is something of a dark art to all but the most well versed tuners and ...

In a rotary engine, conventional reciprocating pistons are replaced by a triangular-shaped rotor. It's compact and light, but relatively thirsty and most manufacturers have experienced problems with ...