Sierra 18-2611 Inner Exhaust Plate Gasket for Mercury Outboard

The Sierra 18-2611 Inner Exhaust Plate Gasket is a precision-engineered replacement gasket designed specifically for Mercury and Mariner outboard motors. This critical gasket creates a reliable seal between exhaust system components, preventing exhaust gas and cooling water leaks that can lead to engine damage.

Key Features:

• Engineered to meet or exceed OEM specifications for reliable performance
• Designed for use with Mercury 80 Jet, 100 HP, 115 HP, and 125 HP 4-cylinder outboard engines
• Replaces Mercury OEM part number 27-812775-5
• Manufactured from quality materials to withstand the harsh marine environment
• Essential replacement component during exhaust system inspection or repair

Sierra marine products are manufactured to exacting standards and trusted by professional marine mechanics and DIY boaters alike. Always replace exhaust gaskets when servicing exhaust manifolds, risers, or related components to ensure proper sealing and prevent costly engine damage from exhaust or cooling system leaks.