The compression ratio clarification wasn’t the only one issued by the FIA. For some time now, F1 has used ultrasonic fuel ...

Increasing an engine’s compression ratio is a proven way of unlocking extra horsepower, but there’s a point of diminishing returns. The team at Garage 54, the Russian mechanics who built a V16 using ...

The World's First Production-Ready Variable Compression Engine Infiniti's has developed the first variable compression ratio ...

Compared to the 1960s, the octane content of street-legal gasoline is dismal, to say the least. Today's so-called "high-octane premium" usually is rated at only 92 octane—when you can fine it at all.