BARR-MC-20-864929A3 – 3 Inch Dry Joint Exhaust Spacer Kit 2 Per Kit

Mounts between the manifold & elbow of Mercruiser marine engines with dry joint center rise exhaust manifolds to reduce the possibility of water backflow into the engine through the exhaust.

Mercruiser 3 in. Dry Joint Riser Extension Kit – Barr Marine MC-20-864929A3

• Barr Mercruiser 3 in. riser extension kit
• Helps to reduce the potential of water backing up into the engine through the exhaust piping
• Sold as a pair
• Includes mounting hardware and gaskets for raw water cooling
• Additional block off gaskets required for closed cooling applications
• Replaces Mercury 864929A3