90126-ZV5-000 Hex (8x20) Bolt - Overview. The 90126-ZV5-000 Hex (8x20) Bolt is an essential fastening component used in Honda marine engine systems. It plays a crucial role in securing various mechanical parts to ensure the reliable operation of marine engines and related systems. Designed according to OEM standards, it guarantees seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Hexagonal bolt measuring 8x20 mm, tailored for marine applicat