A computer generated power stroke of an internal combustion engine, following ignition - Pathompong Thongsan/Getty Images When comparing engine specs for nearly any combustion engine automobile, we ...

Let’s clarify the numbers: the current Formula 1 regulations allow an internal combustion engine compression ratio of 16:1 measured at ambient temperature. All power units checked in Australia were ...

Formula 1's governing body the FIA says the series' power unit manufacturers have unanimously approved changes to how engine compression ratios are measured, with revisions coming as early as 1 June.

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 ...

Formula 1’s 2026 power-unit rules have already produced a political fight over compression-ratio interpretation before the season’s early order has fully settled. The dispute matters because it shows ...

SAKHIR, Bahrain — Toto Wolff called suggestions that Mercedes’ Formula 1 engine could be illegal “total bulls—” amid the ongoing compression ratios row that he said was a “storm in a teacup.” It ...

F1 compression ratio controversy, IndyCar engine deal, Daytona 500 preview | The Racing Report with Rob Peeters Motorsports journalist Rob Peeters explains the Formula 1 compression ratio controversy, ...

Mercedes team principal Toto Wolff has conceded the German manufacturer would be "screwed" if Formula 1 and the FIA shared the opinion of rival power unit suppliers in the ongoing engine compression ...

When comparing engine specs for nearly any combustion engine automobile, we see a number of variations available with differing outputs of horsepower and torque. We often have a choice of gasoline or ...