91599-SH3-A32 Purge Hose Clamp - Overview. The 91599-SH3-A32 Purge Hose Clamp is a critical component for Honda marine engine systems. This clamp securely holds the purge hose in place, playing a vital role in maintaining the emissions and fuel system's efficiency by preventing leaks and ensuring proper flow. Designed with precision and built to match Honda's stringent factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Ke