The 20B-powered Peugeot Proto delivers an extreme rotary soundtrack, screaming up to 11,000 RPM with a unique 3-rotor engine ...

This Peugeot prototype, powered by a screaming 11,000rpm 3-rotor 20B engine, delivers extreme rotary noise with raw accelerations and high-revving onboard sound. No music — only pure 20B rotary fury.

Rotary cars have always lived in their own corner of car culture. They sound different, rev differently, need different care, and attract owners who understand why a tiny engine with no pistons can ...