Infiniti's new VC-T is groundbreaking in that it now offers an engine with a variable compression ratio, meaning it can be driven with fuel economy or horsepower in mind, giving the driver the option.

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 ...

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 ...

Didn't expect you'd be looking up articles online about engine compression a few months ago, did you? That's what new F1 regulations can do to you. Luckily, we're here to help. Before we dive into the ...

What is compression ratio? An explanation of compression ratio; what it means and why it is important. Why some cars need premium fuel, and the advantages of a diesel engine. Iran sends first ...

The FIA has confirmed it will change the way it tests the compression ratios of new Formula 1 power units starting June 1, following claims Mercedes had found a way to exploit the previous inspections ...

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 ...

A decision has been announced by the FIA regarding the geometric compression ratio controversy, ahead of the 2026 F1 season. F1's governing body have made a change to their technical regulations just ...

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

Toto Wolff has dismissed Formula 1’s escalating compression ratio controversy as “a storm in a teacup”, insisting Mercedes has little appetite to continue a fight that has engulfed the paddock ahead ...