Formula 1’s next-generation power units are not even on the grid yet and they are already reshaping the competitive landscape. At the heart of the storm is a seemingly dry technical detail, the ...

Motorsport.com grades all 11 teams after the first half of the 2026 Formula 1 season. Next up is Ferrari, which enjoyed a promising start to the new era Mercedes technical director James Allison has ...

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 ...

The compression ratio isn’t just a number: it’s one of the greatest determining factors in engine building. Compression ratio determines the type of fuel, how much boost, and has a significant ...

"Too little compression will usually result in unmet performance expectations. On the high side [too much compression] carries greater risk in tuning and potential component failure if appropriately ...

Mercedes "closely monitoring" when to bring upgrades for the rest of F1 2026 The Silver Arrows has further upgrades planned in the 2026 F1 season, but the championship leader is analysing when to ...

The FIA have announced changes to Formula 1's power unit regulations, most notably surrounding compression ratio, which have caused controversy over the winter. When the 2026 power unit regulations ...

There’s still another couple of months before the 2026 crop of F1 cars takes to the track for the first preseason test. It’s a year of big change for the sport, which is adopting new power unit rules ...

You've heard the term compression ratio before, but have you ever wondered exactly what it means? Well, it's time to explain exactly what compression ratio is, and why every carmaker is now obsessed ...

The FIA have expressed their hope of finding a solution to the pre-season controversy surronding compression ratios. In the weeks leading up to the 2026 season's curtain raiser in Melbourne, Australia ...