90002-ZW5-013 Special (8MM) Bolt - Overview. The 90002-ZW5-013 Special (8MM) Bolt is a critical component designed specifically for Honda marine engine systems. This specialized bolt plays an essential role in securing various engine parts, ensuring reliable performance and extending the longevity of your marine equipment. Engineered to meet exact factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. This is a