The Rotary Engine's Nazi Inventor The history of the rotary engine is a strange and wonderful tale that dates back as far as 1588 when Ramelli invented the first rotary-piston-type water pump ...

You might think that because all of these negative factors exist, it's done for good, but Mazda actually brought back the rotary engine in the MX-30, acting as a single-rotor range extender!

Today we're touching down at Omaka Aerodrome, just outside Blenheim. For the last twenty years Tony Wytenburg has been running 'Classic Aero Machining Service'. He manufactures bespoke aircraft parts ...

This means it is a reciprocating rotary engine. Yeah, weird stuff. The camshaft is also centrally located in the crankcase and still runs at 50-percent crankshaft speed but only actuates one valve per ...

The Wankel engine is the most famous rotary engine, but it isn't the only kind. While they aren't as common these days, they haven't fully gone away.

Mazda is one of the only automotive companies that has commercially used rotary engines, starting with the Cosmo Sport (also known as the 110S) in 1967. Other popular rotary engine-powered ...

Japan’s Mazda was once the world’s only automaker to use Wankel rotary engine tech in its cars. In late 2023 it released its first model in more than a decade to run on a rotary engine.

In this video by the YouTube channel Warped Perception, you can see “the world’s smallest” rotary Wankel engine, a Toyan RS-S100 Single Rotor Wankel Rotary Engine.

The rotary engine has no need for the likes of crankshafts, connecting rods or complex valvetrains. In fact, there’s no need for valves – the rotor takes care of the whole deal with a few ports.