Millions of semi-tractors hit the road every single year to keep America running with everything from the mail and Amazon ...

Formula 1's governing body, the FIA, has announced a resolution to the sport's regulatory row over engine compression ratios, with a tweak to the regulations set for June 1 and a further change in ...

The FIA has introduced a revised power unit compression measurement process ahead of the F1 2026 season beginning. A revised version of the Technical Regulations details an expedited change that will ...

Formula 1 manufacturers have approved changes to the engine testing rules for 2026 following the compression ratio row that has lasted through the offseason. In December, it emerged that Mercedes had ...

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...

A political firestorm has been brewing in Formula 1 in recent weeks and months over whether engine manufacturers have found a loophole in the new 2026 technical regulations. Mercedes and Red Bull may ...

Karun Chandhok says Mercedes is playing a “clever game” after Toto Wolff talked up the Red Bull engine ahead of a potential crucial vote on Mercedes’ power unit. The F1 2026 pre-season began on a ...

Mercedes could see its power units restricted after the Power Unit Advisory Committee proposed measures to the FIA to prevent the German marque from using its compression-ratio trick. Over the winter, ...