All Wankel engines are rotaries, but not all rotaries are Wankels

The Wankel engine powered the Mazda RX-7 to fame, but other pistonless rotary designs reveal why the category is broader than ...
https//carbuzz

Mazda Built The World's Only Rotary Bus, Then Bolted On A Second Engine Just For The AC

Matt Nelson is an automotive journalist with nearly a decade of experience in all things cars. He's spent years working at dealerships in sales, finance, and service. He's since traded in his pens and ...
Autoblog

The Engine That Almost Killed Mazda — and Why It’s Still Alive Today

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 ...
SlashGear

Do Rotary Engines Have Valves? Here's How They Work

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 ...