16024-ZY3-000 Drain Screw Set - Overview. The 16024-ZY3-000 Drain Screw Set is an essential component for Honda marine engine systems, designed specifically for the oil drainage system. This kit is crucial for maintaining the efficient and reliable removal of oil during servicing, helping to keep the engine operating at peak performance and extending its service life. Precisely engineered to meet Honda's stringent factory standards, the screw set ensures seamless integration with existing parts,