Supercharged internal combustion engine

A supercharged internal combustion engine (1, 100, 200) comprising: - a motor unit (201) including a head (203) and an exhaust manifold (236), - a turbocharger assembly (204) fluid dynamically connected to said exhaust manifold (236), wherein said turbocharger assembly (204) includes a turbine (205) with a turbine body (208), a central body (207) and a compressor (206) with a compressor body (213). The turbocharger assembly (204) is separated from the motor unit (201; 203) and is arranged for a mechanical connection thereto (201, 203; 209, 248). Furthermore, the central body (207), the turbine body (208) and the compressor body (216) are made in a single piece.