Mercury - Hose - 32-8M0066794. The Mercury Hose - 32-8M0066794 is a genuine OEM replacement component designed for precise fluid transfer within Mercury marine systems. This high-quality hose provides reliable performance and secure connectivity to help maintain consistent engine operation under demanding marine conditions.. Key Features. OEM Engineered Fit - Crafted to match Mercury factory specifications for seamless integration. High-Durability Construction - Built to withstand heat, pressure