BMW has finally revealed details on its new 2.0-liter 4-cylinder engine slated to appear in many North American models, starting next year. Named the N20, it's actually an indirect replacement for the least powerful version of the German carmaker's classic 3.0-liter inline six-cylinder gasoline engine.
Running a twin-scroll turbocharger together with
BMW's patented variable valve timing and variable camshaft-control systems, the
new 1,997-cc unit reportedly produces 245 horsepower...