CYLINDER HEAD HAVING WIDENED INTAKE PIPES, AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A CYLINDER HEAD

摘要

The invention relates to an internal combustion engine cylinder head comprising at least one intake pipe (30) the inner surface (31) of which defines a fresh gas passage section (S1 - S8), said intake pipe having, along the fresh gas flow direction, an upstream portion (32) and a downstream portion (34) coupled by a bend (33). According to the invention, said intake pipe comprises a widened portion (33A) located downstream from said upstream portion, where said passage section widens.