tri-turbo Y12 rotary engine. If that doesn't make any sense, you're not alone. Skip back 15 years when Tyson Garvin, founder and innovator at Apex Manufacturing & Design, got a wild hair up his ...

It sounds more like an old-school radial aircraft engine than anything that should power an automobile of any kind.

What does 1,350 pounds feel like flying down a steep, winding road with 400 horsepower from a turbo RX7 Mazda rotary engine? Curious how a rotary engine works or do you just love a rotary engine sound ...

It might be even less subtle with an unusual engine in its belly, though — and it seems at least one owner has done just that. The resulting creation is a beastly rotary-powered R5 Turbo ...

Rob Dahm, known for pushing rotary engines to their limits, has taken on a challenge unlike any before. He has set his sights on the monstrous 15.7-liter, tri-turbo Y12 rotary engine—an ...

On these types of engines, the intake air is compressed in order to increase the mass of air that enters the cylinders. Turbo engines produce more power than a naturally aspirated engine of the ...

Rob Dahm is refining the unique 15.7-liter Y12 rotary engine, originally designed by Tyson Garvin as a twelve-rotor ...

And lying at the heart of this beast rests a fantastic new powerplant: the G20E 2.0L turbo inline-four. Let's take a look under the hood — trunk – and see what sort of figures this engine ...

They are regulated by the force of the exhaust gas, which is so mild at up to 1,500 revs that the turbo hardly turns at all. I have been told I should never turn my engine off immediately at the ...