The Mazda 787B features the legendary R26B 4-rotor engine, delivering an extreme rotary engine note at 9,000 RPM. This video ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

While most people might know rotary engines for their use in cars, a pair of companies made use of them in chainsaws — and those chainsaws aren't easy to find.

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 gist is that, according to Mogo, the Iconic-SP concept was very well received. Count MotorTrend in that camp, as the sleek coupe concept and its cult-classic rotary engine (even relegated to range ...

Isaac Atienza is a Filipino motoring journalist who joined TopSpeed.com in 2021. He also owns a Filpino motoring website called Go Flat Out PH and is also a contributor to a local newspaper called The ...

Kennedy is not just another writer. Since the early 2000s, before televisions were a thing in every household, he enjoyed his dad's stories of the Safari Rally cars. He finally got a chance to attend ...

In its standard form, the Mazda 13B Rotary engine has two rotors that make a distinct 'brap-brap' while at idle, and a 9,000 ...

LiquidPiston's XTS-210 rotary engine is about the size of a basketball but could replace generator engines several times larger. A Connecticut-based company is on contract with the Army and Air Force ...