Ford / AVL study concludes mid-level ethanol blend attractive as a long-term future fuel for use in optimized engines in US
Green Car Congress
APRIL 19, 2013
As a result, as the ethanol content of the fuel is increased, the fuel economy and driving range for a given fuel tank size are reduced. Downsizing/downspeeding. Increased ethanol content enables improved efficiency by reducing or eliminating the need for fuel enrichment. Volumetric fuel economy.