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Hyundai introduces 2015 Sonata Eco with 1.6L Gamma turbo; 32 mpg combined

Green Car Congress

As a comparison, the baseline 2015 Sonata with 2.4-liter million), uses an exhaust manifold integrated turbocharger with twin scroll, air-guided intercooler, direct fuel injection system and dual CVVT, while a bed plate and a serpentine auxiliary belt were adopted to enhance engine reliability. Engines Fuel Efficiency'

MPG 239
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ORNL Research Project Seeks to Boost Combustion Engine Efficiency To 50-60% By Reducing Combustion Irreversibility; RAPTR

Green Car Congress

Today’s engines can deliver a fuel efficiency of 40-42%, with corresponding loss of initially available fuel energy of 58-60%. Regenerative Air Preheating (RAP) uses a counterflow heat exchange between exhaust and inlet air via solid media (e.g., Really we’re trying to push the boundaries in our thinking.at

Engine 150