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Motorsport
Motorsport

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

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.

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