CPC F02F 7/0021 (2013.01) [F02F 1/24 (2013.01); F02F 11/002 (2013.01); F02F 2007/0041 (2013.01)] | 20 Claims |
1. A cylinder head mountable onto a cylinder block of an engine, the cylinder head comprising:
at least one fastener boss configured for receiving a fastener wherein the cylinder head is securely fastened onto the cylinder block of the engine by the fastener;
the at least one fastener boss including:
a lower portion that abuts the cylinder block of the engine when the cylinder head is securely fastened onto the cylinder block by the fastener, the lower portion including a lower surface that abuts the cylinder block and forms a bottom edge at an outermost periphery of the cylinder head; and
a boss cutout formed at the lower portion of the at least one fastener boss and extending from the outermost periphery of a corresponding corner of the cylinder head toward a center of a bottom edge of an adjacent side wall of the cylinder head such that a contact pressure balance of sealing pressures around the cylinder block is evenly distributed.
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