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Team from GM, Ford, FCA reviews how to calculate engine efficiency benefits of high octane fuels

Green Car Congress

Alcohol and gasoline-alcohol blends also offer efficiency benefits independent of their octane value. Davis, Asim Iqbal, Ronald A. Studzinski (2015) “The Effect of Compression Ratio, Fuel Octane Rating, and Ethanol Content on Spark-Ignition Engine Efficiency” Environmental Science & Technology doi: 10.1021/acs.est.5b01420.

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