The present invention relates to a V-engine (1) having at least one turbocharger (2) and at least two cylinders (4), which is constructed as a diesel engine and as an outboard motor for aquatic vehicles and wherein an exhaust gas system (6) leading from the minimum of two cylinders (4) to the minimum of one turbocharger (2) is arranged in the interior (8) of a V formed by the cylinders (4). A vertically arranged crankshaft (11), cylinder heads (19) which are designed to fold over, and coolant circuits supplied with sea water may also be provided in the V-engine (1).