90108-ZW1-000 Hex (10X235) Bolt - Overview. The 90108-ZW1-000 Hex (10X235) Bolt is an essential fastening component designed specifically for Honda marine engine systems. This hexagonal bolt plays a crucial role in securing various parts of the engine and trim assemblies to ensure the marine equipment operates reliably and efficiently. Engineered to precise factory specifications, this bolt ensures seamless integration with existing hardware, maintaining optimal performance and durability throug