Add Yahoo as a preferred source to see more of our stories on Google. As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, ...

Nissan’s variable-compression turbo (VC-Turbo) is a unique engine capable of variable compression adjustment. Unlike traditional engines, which have a fixed compression ratio, the VC-Turbo engine ...

From June 1, the FIA will impose tougher tests on F1 power units in an attempt to clamp down on the compression ratio saga, ...

Infiniti's new VC-T is groundbreaking in that it now offers an engine with a variable compression ratio, meaning it can be ...

Ferrari is planning to include a Mercedes-style compression ratio trick in the design of its new engine for the F1 2027 season, it has been claimed. It comes after it emerged last week that Mercedes’ ...

At first glance, the concept of engine compression is simple enough:It's the ratio of the volume of the combustion chamber and bore when thepiston is at bottom dead center (BDC) versus when it is at ...

Garage 54 calls it free horsepower. We call it glorious Lada carnage.

Pretty simple question actually (or so my ignorant mind thinks): At what compression ratio would an engine benefit from higher octane fuel? The Focus I drive is just over 10:1, and I've heard some say ...

A hot-temperature compression ratio test is one solution set to be tabled at an upcoming meeting of the power unit advisory committee. The matter of compression ratio measurements in the new F1 2026 ...