http://e-secondmortgages.com/News/new-hyundai-2-4-liter-gdi-four-cylinder-makes-200-hp-in-2011-sonata/ Filed under: Technology. , Hyundai. Hyundai 2.4L Theta-II GDI - Click above for high res image gallery. When Hyundai. 's all new Sonata. goes on sale early in 2010, it will arrive in U.S. showrooms with only one available engine, a thoroughly revamped version of the 2.4-liter Theta-II four cylinder. The new engine is Hyundai's first production powerplant with gasoline direct injection, but John Ju... Tue, 24 Nov 2009 07:48:58 CST en