Assuming a properly tuned engine, there are three factors that contribute to poor streetability: long cam duration, high compression ratios, and excessive cruise rpm. Since cam selection is largely ...
Rivals push the sport’s governing body into a midseason tweak as a dispute over compression ratios spills from the garage to ...
A revised test at 130°C aims to end off-season speculation — but could shift the debate into 2027.
The FIA confirmed the update following discussions within the sport’s Power Unit Advisory Committee. Under the 2026 ...
Changes to compression ratio tests will be introduced in the summer after a lot of focus on Mercedes' new power unit over pre ...
At first glance, the concept of engine compression is simple enough:It's the ratio of the volume of the combustion chamber and bore when thepiston is at bottom dead center (BDC) versus when it is at ...
George Russell stormed to victory with Mercedes in the first race of 2026 ...
"Making horsepower is all about building adequate cylinder pressure," proclaimed Mike Dezotell of Dez Racing, as we embarked on our latest adventure into the world of compression ratios for boosted ...
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