16895-ZZ3-003 Air Vent Tube Clamp - Overview. The 16895-ZZ3-003 Air Vent Tube Clamp is an essential component of Honda marine engine systems. This clamp is designed to secure the air vent tube, ensuring it stays firmly in place to prevent dislodgement or damage. By maintaining the proper positioning of the air vent tube, it helps assure optimal ventilation and function within the marine engine's rigging and accessories system, enabling reliable performance on the water. Manufactured to meet Hond