16881-ZY3-010 Fuel Tube D - Overview. The 16881-ZY3-010 Fuel Tube D is an essential fuel delivery component within Honda marine engine systems. It serves as a crucial fuel tube facilitating the transfer of gasoline from the fuel tank to the engine's fuel system, ensuring reliable and efficient engine operation. This component supports the fuel system by maintaining a consistent fuel flow, which is vital for engine performance and longevity. Designed precisely to match Honda marine engine factory