Both 787Bs were powered by 2.6-liter four-rotor engines that were detuned to 700 horsepower. Afterward, the FIA announced that rotary engines would no longer be allowed at Le Mans.

In the performance car enthusiast world, the humble rotary engine made a big impact in many ways, thanks largely to its application in some of Mazda's cars. Rob Dahm, of the same name's YouTube ...