50214-ZV1-000 Bush Swivel Case - Overview. The 50214-ZV1-000 Bush Swivel Case is a vital component in Honda marine engine systems. This bush functions as a wear-resistant bushing within the swivel mechanism, supporting smooth and controlled movement essential for the active trim systems. By ensuring seamless integration with existing parts, it maintains optimal performance and durability of your marine equipment.. Key Features. Genuine Honda OEM part designed specifically for swivel case applica