Sierra 18-0767 Water Jacket Cover Gasket for Yamaha Outboard

The Sierra 18-0767 is a precision-engineered water jacket cover gasket designed for Yamaha outboard engines. This critical engine cooling component creates a reliable seal between the water jacket cover and the engine block, preventing coolant leaks and maintaining proper engine temperature.

Key Features:

• Direct replacement for Yamaha OEM part numbers 688-11193-01-00, 688-11193-A1-00, and 6G5-11193-A0-00
• Manufactured to meet or exceed original equipment specifications
• Compatible with Yamaha 75, 80, 85, and 90 HP 2-stroke 3-cylinder outboard engines
• Precision-cut design ensures proper fit and sealing performance
• Durable construction resists degradation from heat, coolant, and saltwater exposure

Sierra Marine is a trusted aftermarket brand known for comprehensive marine engine parts coverage and quality manufacturing. This gasket is an essential component for powerhead service and cooling system maintenance on compatible Yamaha outboards.