FIA faces fresh scrutiny as David Coulthard points to rule oversight amid compression ratio...

Former Formula 1 driver David Coulthard has called out the FIA after Mercedes is claimed to have made use of a compression ratio loophole.
The compression ratio is just one of many changes introduced as part of the new 2026 regulations. Previously, that ratio stood at 18:1, but under the new regulations, the FIA has reduced it to 16:1.
It was suggested in December 2025 that Mercedes had ...Keep reading