90022-ZW9-000 Flange (8X45) Bolt - Overview. The 90022-ZW9-000 Flange (8X45) Bolt is a vital component in Honda marine engine systems. This bolt plays a crucial role in providing secure fastening and mechanical stability within the engine assembly, ensuring reliable operation under demanding marine conditions. Manufactured to precise factory specifications, it guarantees seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM Honda fla