With its standard 2.0-liter four-cylinder gasoline engine and automatic transmission, the conventionally powered Transit Connect is expected to deliver an estimated 30% improvement in fuel economy versus many of today's traditional taxis.

Because taxi operators also asked for a version that runs on alternative fuels, Ford is offering new engine prep packages that allow conversions to both compressed natural gas (CNG) and liquefied propane gas (LPG).

Boston, the 10^th largest metropolitan area in the United States, regulates which types of vehicles can be used as taxicabs in its city streets. To be approved for taxi use, a vehicle must meet basic size requirements for headroom, legroom and cargo space.