Hyundai claims it has created the world's first Continuously Variable Valve Duration (CVVD) engine technology, which it says increases engine performance by 4 percent and efficiency by 5 percent. The ...

As most carmakers in the industry are trying to improve fuel consumption and emission levels by turning electric, there are a few left still striving to better the good-old combustion engine. From ...

Even as electric cars become more common, automakers are still trying to squeeze more efficiency out of internal-combustion engines. That’s led to more complex solutions to the age old task of mixing ...

Set to debut in a new 1.6-liter 4-cylinder Smartstream turbo engine, Hyundai's new valve tech is able to continuously change the duration of valve openings to suit driving conditions, which Hyundai ...

Hyundai put into place a cool technology that expands the flexibility of an engine called Continuously Variable Valve Duration, or CVVD. It’s a system I wrote about earlier this year. It impressed me ...

Hyundai's Continuously Variable Valve Duration (CVVD) is a breakthrough engine technology first used in the 2020 Sonata’s 1.6L turbo engine. Traditional engines use fixed valve timing, but modern ...

Hyundai Motor Group announced Wednesday that it had become the first company in the world to develop a technology called Continuously Variable Valve Duration, which will improve engine performance and ...

Hyundai recently introduced a new piece of engine tech into its lineup called Continuously Variable Valve Duration (CVVD). Similar to variable valve timing or variable valve lift, it physically alters ...

CVVD optimises both engine performance and fuel efficiency while also being eco-friendly. CVVD optimises both engine performance and fuel efficiency while also being eco-friendly. The valve control ...

Hyundai Motor Group has developed the world’s first Continuously Variable Valve Duration (CVVD) technology to feature in future Hyundai vehicles. The innovation was revealed at Hyundai Motorstudio ...

Engines are just like life: Timing is everything. Fundamentally speaking, an engine is nothing more than repeated explosions. Highly volatile chemicals put under pressure and heat and exposed to a ...