Formula One’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be ...

The first real controversy of F1’s new era. The engine rules set out a compression ratio of 16:1, a measurement of how tightly the pistons squeeze the mixture of fuel and air before it ignites. In ...

A new engine test will be introduced after the seventh race of the 2026 Formula 1 season following a power-unit dispute over ...

A revised test at 130°C aims to end off-season speculation — but could shift the debate into 2027.

Honda is feeling the impact of lost ...

Problems with Honda supplied power unit could prevent Aston Martin F1 from crossing the finish line in Melbourne.

Formula 1's five power unit manufacturers are set to vote on a proposed tweak to how engine compression ratios are measured, ...

Red Bull Racing is taking a massive leap into the unknown this season by debuting its first in-house F1 power unit. As part of its new partnership, Ford contributed a significant amount of resources ...

After running near the top of the timesheets during the five-day test at the Barcelona circuit in late January, it was noted that the Mercedes-AMG team had a not-insignificant power advantage over the ...

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 2026 F1 season opens in Australia in nearly two weeks. Sona Maleterova / Prime Tire Newsletter | This is The Athletic’s F1 newsletter. Sign up here to receive Prime Tire directly in your inbox ...