90118-ZY6-000 Hex (12X225) Bolt - Overview. The 90118-ZY6-000 Hex (12X225) Bolt is a vital component in Honda marine engine systems. This high-strength bolt supports the Active Marine system by securely fastening critical engine components. Engineered to factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. High-quality hex bolt designed with precise 12x225mm dimensions for durability and strength.. Genuine OEM