Reports of Mercedes exploiting the compression ratio loophole with the 2026 power unit started circling the paddock weeks after the 2025 season ended. Amid speculation and complaints from the rivals, ...

The possibility of late power unit regulations changes opens up a worrying can of worms if successful, believes Alpine’s Steven Nielsen. Four of the five power unit manufacturers are attempting to get ...

Hamilton addresses rumors of Mercedes’ technical advantage after day one of preseason Bahrain testing. Concerns raised about Mercedes’ fuel loads, engine modes, and possible compression ratio edge.

With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

Formula 1 teams are testing in Bahrain this week, but a storm is brewing in the background that might turn the season on its head. A rule change could be introduced to rein in the Mercedes power units ...

Mercedes CEO Toto Wolff with FIA President Mohammed Ben Sulayem F1 Grand Prix of United States - Sprint & Qualifying - Source: Getty Mercedes reportedly exploited the compression ratio loophole as FIA ...

Formula 1 is entering a new era in 2026 because of its regulation overhaul, which is arguably the biggest in the championship’s history with changes to both the chassis and power unit. An F1 chassis ...

Compression: An automotive term used by everybody, forever. Let's get into some detail and maybe develop a better understanding. Pressure, and more pressure: It's a must-have to produce power within ...