For more than a decade the name Wankel has popped up whenever car enthusiasts start talking about advanced-design automotive powerplants. The theory of the Wankel engine goes back to 1954 when Dr.

There are a lot of strange automotive designs out there, but this defunct engine from the '70s may just be the weirdest one ...

Let’s talk rotary engines. Also known as Wankel engines, these unique power plants can be finicky at best, but when they work, they are absolutely wondrous. Well-known car builder Rob Dahm has been ...

The X-Engine technology used in the XTS-210 is a direct drive rotary approach that can be viewed as an "inverted" Wankel engine. It has a trochoidal rotor with a three-lobed housing, but it utilizes a ...

Famed Corvette engineer Zora Arkus-Duntov absolutely did not want to do the Wankel-rotary-engine-powered Four-Rotor Corvette project, which itself was an evolution of the mid-engine XP-882 prototype.

As we begin the last article in this series on the basics of the internal combustion engine, let's stop to review what we've covered during the last five articles. We began last May by detailIing the ...