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The 1972 Mazda RX-2 arrived as an unassuming compact sedan and coupe, yet its rotary engine delivered performance that surprised buyers accustomed to small-displacement fours. Light weight, ...

Not every engine has a set of pistons that move up and down in a cylinder. The Wankel, or rotary engine, delivers its power with rotational force rather than a reciprocating mass that hammers out ...

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 ...

Good news, everyone! Mazda is not only reassembling a dedicated team of engineers for rotary engine development, as we’ve reported earlier, but today it also announced its intention to expedite ...

In a world dominated by pistons, the rotary engine was something different for motorists. It was the vision of German engineer Felix Wankel, built on the belief that the up-and-down motion of pistons ...

At the moment, the name LiquidPiston may not mean all that much in this world, but chances are that will change very soon. That's because the Connecticut-based company has set out to effectively ...

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 ...

Looking at all the incredible machines roaming our roads these days you’d be inclined to believe it can’t get better than this when it comes to the combustion engines they use. But if you ask a crew ...

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 ...

Mazda’s revival of its iconic rotary engine as a battery-replenisher for a version of its electric car provides an alternative to pure EVs and plug-in hybrids but will eventually fall foul of an EU ...

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 the engineering egg heads at automotive OEMs. Getting the spark plug ...