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Rotary valve engine built from scratch! It works

Here's the process of making this rotary valve engine with a different intake and an exhaust system. It wasn't easy to start ...
SlashGear

Why Rotary Engines Use Two Different Spark Plugs

When it comes to unconventional engine design, few exceed the Wankel rotary in terms of weirdness. Despite that, the same basic principles of internal combustion apply here: Fuel and air are mixed and ...
Autoblog

Inside the 13B-MSP Renesis, Predecessor of the Latest New Mazda Rotary Engine

How the 13B-MSP Renesis evolved from earlier Mazda rotary designs, technical features explained, and common problems and maintenance issues discussed. The 13B-MSP Renesis rotary engine powered the ...
AOL

Why Do Rotary Engines Make That Unique 'Brap Brap' Sound?

The Wankel rotary engine offers one of the most unique sounds of any ICE. Most famously used in various legendary Mazdas like the RX-7 and the supposedly banned Le ...
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 ...