Quicksilver 861318 Thermostat Housing to Exhaust Manifold Molded Hose

The Quicksilver 861318 is a genuine Mercury Marine molded cooling system hose designed to connect the thermostat housing to the exhaust manifold on select Mercury and MerCruiser stern drive engines. This precision-molded hose is engineered to exact OEM specifications for proper fit and reliable performance in demanding marine environments.

Key Features:

• Genuine Quicksilver OEM replacement part ensures quality and compatibility
• Molded construction provides exact fit with proper bends and routing
• Marine-grade rubber compound resists heat, saltwater, and engine chemicals
• Designed for starboard side installation on applicable engine models
• Direct replacement for worn or deteriorated cooling system hoses

Regular inspection and replacement of cooling system hoses is critical for preventing overheating and maintaining optimal engine performance. This genuine Mercury Marine part ensures your cooling system operates as designed for years of reliable service.