90001-ZVP-000 Hex (12X100) Bolt - Overview. The 90001-ZVP-000 Hex (12X100) Bolt is a critical component in Honda marine engine systems. It plays a vital role in mounting and securing various engine parts, helping maintain structural integrity and reliable operation. Designed specifically for Honda Marine applications, this OEM bolt perfectly matches factory specifications, ensuring it fits seamlessly with existing hardware for optimal performance and durability.. Key Features. Genuine Honda OEM