90026-ZZ5-M00 Flange (8X45) Bolt - Overview. The 90026-ZZ5-M00 flange (8X45) bolt is a crucial fastening component designed for Honda marine engine systems. This bolt, featuring an integrated flange or washer, is sized 8mm by 45mm, playing an essential role in securely mounting parts within the engine. It supports reliable mechanical connections, ensuring that engine components remain tightly fixed under marine operating conditions. Manufactured to Honda's strict OEM specifications, it guarantee