90701-ZVA-000 Lock 4Mm Pin - Overview. The 90701-ZVA-000 Lock 4Mm Pin is a precision locking component crucial to the secure fastening of parts within Honda marine engine systems. This pin supports the mechanical assembly in the rigging system, maintaining reliable connection and operation in harsh marine environments. Engineered to fit perfectly with factory parts, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. 4mm locking pin