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

F1 teams expect to get clarity on compression ratio saga very soon ...

While the FIA has signed off on Mercedes’ 2026 engine, rival teams aren’t happy with how the private test was handled at ...

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.

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 ...

The crux of the matter lies in that the Formula 1 compression ratio is not measured by sensors during engine operation, but statically. The FIA simply compares the ratio in volume in the cylinder ...

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

A technical loophole involving thermal expansion has triggered accusations, secret letters to the FIA, and a war of words between teams over who'll dominate the 2026 F1 season ...

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.

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 ...

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