16818-ZV1-010 Fuel Tube Stay - Overview. The 16818-ZV1-010 Fuel Tube Stay is a pivotal mounting bracket in Honda marine engine systems. It securely holds the fuel tube in place, preventing vibrations and ensuring the correct routing of the fuel line. This essential component supports the fuel system's integrity, contributing to reliable engine performance and safe fuel delivery. Designed to seamlessly integrate with existing hardware, it ensures optimal performance and durability in marine envir