A multiple cylinder internal combustion engine comprising an exhaust recycling system including an exhaust return line connected with an exhaust manifold of the internal combustion cylinder and exhaust metering device comprising a first metering member connected with a throttle valve of an intake manifold for joint actuation therewith and a plurality of turbulence nozzles, each of the turbulence nozzles being located in an immediate vicinity of an inlet valve of each combustion cylinder communicating a combustion chamber of a respective combustion cylinder with the intake manifold, the exhaust recycling system further comprising a header reservoir located downstream of said first metering member, and a plurality of separate exhaust return lines communicating the header reservoir with the plurality of turbulence nozzles, respectively.