90104-ZY3-010 Bolt Hex (12X200) - Overview. The 90104-ZY3-010 Bolt Hex (12X200) is a critical fastener used in Honda marine engine systems. As a genuine OEM component, this hex bolt provides the essential function of securing various components within marine engines and related systems. Crafted to the highest factory standards, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM hex bolt designed specifically for Honda marine engines.. Dimensions: 12mm diameter and 200mm length, providing a precise fit for marine assemblies.. Engineered to meet factory specifications, tolerances, and mechanical strength requirements.. Ensures secure mounting of engine parts, contributing to the reliable operation of the marine system.. Manufactured to integrate cleanly with existing hardware, seals, and housings.. Supports system performance by maintaining structural integrity under marine operating conditions.. Why Choose Genu