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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. Most regular-grade gasoline in the US is sold with a minimum octane rating of 87 AKI, corresponding to approximately 91−92 RON. Premium-grade gasoline is listed as 91−93 AKI minimum, corresponding to 96−98 RON.

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Ford Announces 2.0L EcoBoost Engine; First Production EcoBoost with TI-VCT

Green Car Congress

Ford has officially announced the second member of its turbocharged, gasoline direct-injection EcoBoost family, a 2.0-liter, TI-VCT varies the phase of the intake and exhaust cams independently for improved airflow through the engine, which delivers more torque while reducing average fuel consumption by up to 5%. Click to enlarge.

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