From the November 2016 issue For ages, automakers have been searching for a practical means of varying an engine’s compression ratio on the fly. How hard the air—and sometimes the fuel—is squeezed before ignition plays a crucial role in overall efficiency: Compressing the mixture as much as possible without detonation yields a longer expansion ratio […]
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Shifting the Squish: Infiniti Takes Recent History’s Biggest Step in Engine Design
