In its standard form, the Mazda 13B Rotary engine has two rotors that make a distinct 'brap-brap' while at idle, and a 9,000 RPM scream on full tilt. It's a two-stroke dream of an engine with a cult ...

Rob Dahm's RX-7 is a staple of Car Internet. The four-rotor swap project is now in its sixth year, and with a recent widebody design introduced at SEMA, it seems it's coming close to an end, as ...

Can a single rotor Miata exist without shaking itself apart? Can a single rotor Miata be even more fun to drive than its ...

Even if, like me, you're not all that interested in tuning, you probably know the name Rob Dahm. The man's a master of all things rotary and has built some of the craziest rotary-powered cars on the ...

Over a decade ago, Ken Block broke the Internet when he released his famous Gymkhana videos. It takes more than that these days for jaws to drop, and a reduced attention span isn't helpful, either. It ...

Record-breaking goal: Rob Dahm's 12-rotor engine aims to produce 5,000 HP, a figure rarely seen outside of drag racing or marine engines. Unique rotary design: The engine combines three four-rotor ...

Highly customized Porsches are all the rage right now, but what the brothers at Oil Stain Lab have done truly stands out. Dubbed the Half11 prototype, this unique creation features an LS V8, a ...