Specifications include, but are not limited to: The engine shall be of diesel type, four-stroke cycle, fully equipped with all necessary operating accessories. Ground level or platform access to all major components. The engine shall meet Tier 4 Final/Stage IV emission specifications for the U.S. (EPA). Engine shall develop at least 400 net hp. net flywheel hp shall be for standard equipped engine operating under SAE rated conditions (J1349). Standard equipment shall include turbocharger, aftercooler, fan, air cleaner, water pump, fuel pump, muffler, lubricating oil pump, diesel oxidation catalyst and diesel particulate filter. Engine displacement shall be no less than 780 cu in.