Starting from March 2010, BMW’s most compact X model will be available (in most markets) with a new entry-level four-cylinder version and an additional six-cylinder power unit expanding the engine portfolio available in the X1 to a total of three gasoline and three diesel engines.The new entry-level X1 sDrive18i is powered by BMW’s 2.0-liter four-cylinder gasoline unit producing 150HP at 6,400