63100-ZY6-050ZE Eng *NH565* Cover - Overview. The 63100-ZY6-050ZE Eng *NH565* Cover is a genuine Honda marine engine component designed to support the engine system of Honda Active Marine series vessels. This engine cover serves as the critical exterior housing that protects the engine from external elements while enhancing its aesthetic appeal. Precisely manufactured, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. It is an OEM