Cylinder head of engine

A cylinder head of an engine, the engine comprising:

• a combustion chamber disposed in the cylinder head;
• two intake ports communicating with the combustion chamber;
• two intake valves configured to open and close intake openings of the two intake ports;
• two swing arms rotatably supported by lash adjustors, respectively, and configured to drive the intake valves, respectively;
• and
• two fuel injection valves attached to the cylinder head and configured to inject fuel into the intake ports, respectively,
• wherein the cylinder head comprises cylindrical parts for the lash adjustors into which the lash adjustors are inserted and cylindrical parts for the fuel injection valves into which the fuel injection valves are inserted,
• wherein an outer periphery of each of the cylindrical parts for the lash adjustors is connected to a sidewall of the cylinder head, which is disposed above the intake ports and each of the cylindrical parts for the fuel injection valves is disposed below the cylindrical parts for the lash adjustors, and
• wherein a lower end portion of each of the cylindrical parts for the lash adjustors is connected to an upper part of each of the cylindrical parts for the fuel injection valves by a reinforcement part.