40100-ZV1-844ZC Eng *NHB14M* Case - Overview. The 40100-ZV1-844ZC Eng *NHB14M* Case is an essential component within Honda marine engine systems. This engine case supports the structural integrity and protection of internal components, ensuring the engine operates reliably and efficiently. Designed specifically for the NHB14M series, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM engine case designed to meet the exa