90004-Zvl-010 Bolt-Washer (5X16) - Overview. The 90004-ZVL-010 Bolt-Washer (5X16) is an essential fastening component used in Honda marine engine systems. This bolt-washer assembly provides secure mounting and support for various components within the marine equipment, helping to maintain the integrity and proper operation of the system. Designed specifically for Honda marine engines, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Featur