Outboard Marine Corporation 321594 Cylinder Head

Outboard Marine Corporation 321594 Cylinder Head is a replacement cylinder head identified by part number 321594 for OMC outboard engines. This top-end component sits on the engine block to seal the combustion chamber and provides the mounting surface for valve train components and related passages. When installed as part of the cylinder head assembly, it helps maintain proper compression and supports the flow of intake and exhaust gases within compatible OMC outboard applications, contributing to reliable starts and consistent engine operation. The 321594 designation ensures you are selecting the exact cylinder head specified by OEM guidelines, aiding correct alignment with the block, gasket surface, and head hardware during installation.