Freevalve seems to be taking an all-of-the-above approach with its so-called pneumatic-hydraulic-electronic actuators. But air does the work. The team first employed this solution on the Scuderi ...

As impressive as those lofty revs may be, the use of pneumatic valvesprings in F1 ... To learn the intricacies of building an ultrahigh-rpm valvetrain, we contacted some of the best in the business.

Valvetrain performance is affected by placement ... First, its important to understand cylinder heads that flow the most air on the flow bench may not make the most power or perform best on ...

Some parts of the formula affect the final outcome more than others. The valvetrain geometry portion of the engine formula is one of those parts of the equation that can make a significant ...

Reliably. Perhaps the most impressive piece of engineering in such a high-strung engine is the valvetrain, which in this case is comprised of two intake and exhaust valves per cylinder made of ...