MerCruiser Exhaust Riser Gasket with Restricted Flow | Barr Marine MC47-27-864850

MerCruiser Exhaust Riser to Dry Joint Manifold Gasket with Restricted Flow | Barr Marine MC47-27-864850

MerCruiser Exhaust Riser to Dry Joint Manifold Gasket with Restricted Flow

• For Mercruiser dry joint exhaust applications with one open and one restricted hole
• Restrictor gasket must be installed on all seawater cooled engines
• Installed between exhaust manifold and exhaust riser or elbow - see attachment
• Restricted end must be positioned to the seawater inlet side of the exaust elbow
• Replaces Mallory 9-61429, Sierra 18-0722 and Mercruiser Marine 27-864850A02