94305-30163 Spring (3X16) Pin - Overview. The 94305-30163 Spring (3X16) Pin is a high-quality fastening component used within Honda marine engine systems. This precision-engineered spring pin, measuring 3mm in diameter and 16mm in length, plays a critical role in securely connecting and retaining various parts, ensuring reliable mechanical function. It is designed specifically to match factory specifications and tolerances, guaranteeing seamless integration with existing hardware and components