16086-ZW5-000 Set Collar - Overview. The 16086-ZW5-000 Set Collar is an essential component in Honda marine engine systems. It plays a crucial role in the assembly of the engine, providing secure positioning and fastening within its system. Designed specifically for Honda's outboard motors, particularly those in the Active Marine line, this set collar ensures reliable operation and seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. The set co