Formula One’s governing body, the FIA, has reached a compromise with power unit manufacturers to tighten how engine ...

Even before the 2026 calendar year has begun, the first controversy under F1's new ruleset has already surfaced. It concerns the engine regulations, and more specifically the compression ratio of the ...

A decision has been reached on the geometric compression ratios ...

Formula One will undergo one of the biggest overhauls in its 75-year history in 2026. Arguably its biggest ever. Never before ...

After weeks of speculation, the next step in the ongoing power unit compression ratio saga has been decided. On Wednesday, the FIA confirmed details of a new compression ratio measurement technique ...

Ferrari teambaas Frédéric Vasseur reacts to the FIA's decision to close the compression ratio loophole used by Mercedes in their 2026 engine.

Increasing an engine’s compression ratio is a proven way of unlocking extra horsepower, but there’s a point of diminishing returns. The team at Garage 54, the Russian mechanics who built a V16 using ...

There’s still another couple of months before the 2026 crop of F1 cars takes to the track for the first preseason test. It’s a year of big change for the sport, which is adopting new power unit rules ...

The compression ratio battle is reaching crunch time.

Frederic Vasseur has commented on the decision reached yesterday following the meeting in Bahrain between the FIA and the power unit manufacturers. The Ferrari team principal said he remains confident ...

A fundamental difference between gasoline and diesel engines is that a gasoline engine uses spark ignition while a diesel engine uses compression ignition. Before we delve deeper, let's understand how ...