Formula 1 bosses are moving towards a rule change that would close a loophole rivals believe Mercedes have exploited in the ...

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.

A late rule change could turn the 2026 season on its head.

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 ...

Mercedes could come out on the losing side of a critical vote regarding the engine regulations as other power manufacturers ...

The legality over the Mercedes compression ratios – which measure how much the air-fuel mixture inside an engine cylinder can be compressed – has been of hot debate during F1 2026 pre-season ...

You've probably heard racers talking about leakdown testing as a method of verifying engine condition. Being a hot rodder, you've probably performed a similar function by using a compression tester to ...

Is the 2026 title already decided? Rivals Audi and Ferrari protest Mercedes' \"thermal expansion trick\" that allegedly ...

Mercedes AMG has been at the centre of F1's latest controversy surrounding engine compression ratios and a loosely worded loophole.

The organization's announcement could finally bring a huge contention point regarding the 2026 regulations to a close if the rule change goes ahead - and potentially hurt Mercedes.

Lewis Hamilton addressed rumors of a Mercedes compression ratio advantage after Day 1 of Bahrain testing, calling for a level ...