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Under Pressure: The Science Behind Infiniti’s Variable-Compression-Ratio Engine

By: · December 8, 2017

-The new Infiniti VC-Turbo engine (code-named KR20) is chock-full of interesting details that come with its variable-compression-ratio trick. Click on through to demystify the unique operating properties of the engine that recently debuted in the new 2019 Infiniti QX50.-The VC-Turbo Isn’t Just Variable Compression, It’s Also Variable Displacement.-The VC-T Also Is a Miller-Cycle Engine.-It Employs Both Direct and Port Injection.-The Exhaust Manifold Is Integral with the Head.-The Cylinders’ Plasma Coating Comes from the GT-R.-Its Turbocharger Is a Hybrid.-The Lubrication System Is Conventional.-The Crankshaft Has a Greater Offset.-Compression-Ratio Change Is Continuous.

Filed under: Engine,Infiniti,News

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