Forget variable length intakes and variable valve timing, Infiniti is going all the way and introducing variable cylinder compression ratios. The new VC-T turbo engine automatically adjusts ...

But too high a ratio causes knocking—premature detonation of fuel-air mixture during the engine's compression stroke caused by high cylinder temperatures.

Why variable compression ratio matters Today's gasoline-engine cars compress the outside air to about a tenth its original volume, a 10:1 ratio, inside each cylinder.

The compression ratio isn’t just a number: it’s one of the greatest determining factors in engine building. Compression ratio determines the type of fuel, how much boost, and has a significant ...

N issan’s original variable-compression powerplant is an absolute marvel of engineering. This little four-cylinder wonder is ...

Read on as we list ways to figure and measure your compression ratio, total piston volume, and choosing the best pistons. Read on for more details along with photos only in Mopar Muscle Magazine ...

Infiniti has a variable compression ratio engine, but Mazda has a different solution. It's set to release the first commercial compression-ignition gasoline engine, dubbed SkyActiv-X.

The world's first production continuously variable compression engine setup, dubbed VC-T, will be first used in the Infiniti Q50 in 2018.

The next-generation Infiniti QX50 crossover will be powered by a turbocharged four-cylinder engine introducing a technology never seen before in a regular production vehicle: variable compression.

An interesting patent has been filed by Toyota for an engine with variable compression.The patent is for an engine with variable length connecting rods.The connecting rod features two hydraulic ...

Infiniti's variable compression engine in the 2019 QX50 is the first of its kind The new VC-Turbo gasoline engine is able to change its compression ratio from 8:1 to 14:1, or anything in between ...