Internal combustion engine

摘要

An internal combustion engine includes a plurality of cylinders ( 1 through 12 ) and at least one turbocharger ( 2 ) and at least one exhaust manifold ( 13 ) which passes exhaust gases from two or more cylinders ( 5, 6 ) to the turbocharger ( 20 ), wherein the exhaust manifold ( 13 ) has a region ( 15 ) cooled with a cooling device and a substantially uncooled region ( 14 ).