Cylinder head having an internal exhaust gas recirculation passage

摘要

The present invention relates to an internal combustion engine cylinder head having an exhaust gas recirculation passage formed therein. The exhaust gas recirculation passage extending along the length of the cylinder head casting and disposed in a heat transfer relationship with a water jacket located within the cylinder head. One form of the present invention includes heat transfer members within the passage to increase the heat transfer between the exhaust gas flowing in the passage and the cylinder head.