The invention relates to a supercharged internal combustion engine with a turbocharger, the exhaust manifold (22) of which includes: a first outlet (20) which permanently supplies a turbine (18) that drives a compressor (12), a second outlet (34) which is provided with sealing means (36) that are synchronised with the rotation of the engine in order to supply an exhaust gas recycling duct (46), and a third outlet which is connected to the outlet of the turbine (18) by means of a bypass duct (58).