| 摘要 |
An internal-combustion engine, in particular for a vehicle, is provided with a plurality of cylinders and a cylinder head which defines, for each cylinder, at least one exhaust duct and at least one intake duct; the engine is further provided with an exhaust manifold communicating with the exhaust ducts, and a system for recirculating exhaust gas from the exhaust manifold to the intake ducts; the system comprises a further manifold which distributes the recirculated exhaust gases to the intake ducts and communicates with the exhaust manifold through a recirculation duct provided at least partly directly in the cylinder head which is provided with a heat exchanger for cooling the recirculated exhaust gases.
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