Engine Technologies

The name Wärtsilä has a definite glow around it in the motorhead community. That's largely because of the RTA96-C, a 14-cylinder, two-stroke turbo diesel behemoth that our own Mike Hanlon endorsed as one of the Seven Wonders of the World back in 2004.

Variable Valve Timing isn’t a newfound concept in motorcycle engines. The likes of BMW and Yamaha have been using this setup in their motorcycles. Now, Suzuki appears to be working on a similar system, likely to tackle more stringent emission requirements.

Alpha-Otto has a design that aims to eliminate the drawbacks of two-stroke engines. The RevForce engine introduces a single, transformative change to the conventional two-stroke layout that preserves its benefits while removing its major flaws.

Horse Powertrain looks to lend a hand to automakers expanding their hybrid offerings with an axle drive it calls the Future Hybrid Concept. The setup blends battery and fuel power into a single drive unit that transforms a BEV into a flexible hybrid.

Remember the Mjølner, the earth-shaking V12 engine under development by Zenvo? Welp, rip that "under development" tag clean off, as the first unit of the world's most powerful road-going V12 engine has been completed.

QJMotor is not the sort of company to rest on its laurels. The Chinese bikemaker has an arsenal of motorcycles in its ranks – singles, parallel twins, V-twins, V-4s, inline fours – you name it. All that was missing was … a triple.

Yamaha has revealed a hybrid motorcycle engine system it's working on, designed to deliver two acceleration boost modes. It could spell an interesting new direction for the Japanese two-wheeler giant to explore if it comes to pass.

Rob Dahm, notorious rotary-powered car builder, has firmly jumped into the deep end of the pool with his latest project: The world's only 15.7-liter, tri-turbo Y12 rotary engine. If that doesn't make any sense, you're not alone.

He's an eccentric motorcycle and engine building genius who regularly creates mind-bending engineering alchemy and has millions of fans... So why is his extraordinary work so badly undervalued at auction? Someone's getting a bargain today.

Despite its reputation as the world's largest engine manufacturer, Honda existed more than 70 years without building a commercial V8. That all changed a year ago, and now Honda is growing its lineup of advanced, high-powered 5.0-liter V8 VTEC motors.

One of the rotary engine's biggest champions, AIE has been advancing rotary design since 2012. Its latest release shows that Wankel engines can be a perfect fit for compact, power-demanding applications in robotics and aerospace.

The Alpine Alpenglow is back, this time equipped with an all-new "Hy6" twin-turbo V6 engine developed from the ground up to run on hydrogen. The Hy6 doubles the power of the last Alpenglow, delivering true supercar performance and rumble.