90009-ZV5-000 Hex (8x35) Bolt - Overview. The 90009-ZV5-000 Hex (8x35) Bolt is a specifically engineered fastening component used within Honda marine engine systems. This hex-head bolt with dimensions of 8mm diameter by 35mm length plays a crucial role in the secure mounting and assembly of various engine parts, ensuring reliability and safety in marine environments. Designed to meet factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and