90012-ZE0-010 Pivot (8mm) Bolt - Overview. The 90012-ZE0-010 Pivot (8mm) Bolt is a crucial fastening component used in Honda marine engine systems. Its primary function is to serve as a pivot point that supports the precise movement and secure connection of critical mechanical parts within the engine's rocker arm assembly. Designed for reliable operation, this bolt ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM Honda p