Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the compression ratio affect the engine?

The Additional Development and Upgrade Opportunities (ADUO) will be a bigger factor in Ferrari finding engine performance, ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...

The FIA have announced changes to Formula 1's power unit regulations, most notably surrounding compression ratio, which have caused controversy over the winter. When the 2026 power unit regulations ...

There are other forms of racing where the cars are designed to be equal (e.g. Race of Champions). F1 and most other series are not that. As others pointed out, there is a long storied history of ...

Formula 1 manufacturers have approved changes to the engine testing rules for 2026 following the compression ratio row that has lasted through the offseason. In December, it emerged that Mercedes had ...

The General Motors LT1 engines might be long-running, but the mills it has adorned are quite different. So which LT1 is which ...

F1 compression ratio controversy, IndyCar engine deal, Daytona 500 preview | The Racing Report with Rob Peeters To stream 13 WTHR on your phone, you need the 13 WTHR app.