24629-ZVT-000ZA Seal Nh8 Holder - Overview. The 24629-ZVT-000ZA Seal Nh8 Holder is an integral component within Honda marine engine systems. Designed to provide effective sealing within a holder assembly, this part plays a critical role in protecting and containing elements essential for the reliable operation of marine engines. Thanks to its precise OEM manufacturing, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine Hond