What are the differences between a Formula One engine and a normal car ... One major difference is in the valvetrain, F1 engines have used pneumatic valves, which I will go over.

Koenigsegg also dialed this engine ... Formula One engines, according to Fenske. The 3-cylinder engine also uses Koenigsegg's cam-less FreeValve system. This allows greater control over valve ...

Building a 1960s Formula ... but one that involves replicating Koenigsegg’s “Freevalve” pneumatic cylinder head technology on a 6.5-horsepower, 212cc Harbor Freight Predator engine.