50161-ZW1-030ZD Housing *NH565* - Overview. The 50161-ZW1-030ZD Housing *NH565* is a genuine OEM component designed specifically for Honda marine engine systems. This center mounting housing plays a critical role in supporting the lower mount system of the outboard engine, providing stability and secure attachment to the boat. Crafted to match factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine Honda