28414-ZW9-000 Starter Case B - Overview. The 28414-ZW9-000 Starter Case B is a crucial component of the starter system within Honda marine engine systems. It functions as a durable housing for the starter mechanism, protecting and supporting the internal components essential for reliable engine starting. Crafted to meet exact factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Durable OEM starter case designe