Sierra 18-1843 Dry Joint Exhaust Manifold

Sierra is proud to introduce replacement components for the popular Mercruiser dry-joint product. These manifolds are exact fit replacements for the original equipment products and utilize OE style gaskets for easy installation.

Computerized CNC machining ensures proper gasket mating surfaces and precision tolerance control gives uniform wall and water jacket thickness.

• 100% leak tested
• Innovative core placement
• Manufactured as a direct OE replacement and are fully interchangeable with the OEM products they are designed to replace
• Includes all the necessary gaskets and hardware for easy installation
• Primed and painted for added durability and protection
• Components are ready to install out-of-the box
• Packaged for maximum protection during shipping and handling
• Backed by Sierra’s comprehensive warranty