90751-ZVD-000 Dowel (8X16) Pin - Overview. The 90751-ZVD-000 Dowel (8X16) Pin is a critical component in Honda marine engine systems. It functions as a locating and connecting pin designed to precisely align and secure key engine components, ensuring reliable assembly and operational integrity throughout the marine equipment. Built to OEM specifications, the dowel pin fits perfectly within the mechanical assemblies where exact positioning is essential, supporting the overall system performance r