Sierra 118-9241 Outboard Maintenance Kit for Mercury 40, 50 & 60 HP

The Sierra 118-9241 Outboard Maintenance Kit is a comprehensive, all-in-one service solution designed for Mercury 40, 50, and 60 HP outboard engines. Sierra's maintenance kits are engineered to deliver a one-box solution that keeps your outboard running at peak performance and reliability, with every essential component included to complete a full service interval.

Each kit arrives packaged in a premium, full-color Sierra branded box with detailed labels featuring product photography, part information, and a complete listing of box contents—making it easy to verify everything is included before you begin.

Kit Contents (Sierra Part Numbers):

• Anode | 18-6249A
• Fuel Filter | 18-7718
• Thermostat Gasket | 18-0182-9
• Bolt | 18-2607
• Impeller | 18-8900
• Oil Filter | 18-7914
• Water Pump Base | 18-3445

Key Features:

• One-box solution for complete outboard service — no hunting for individual parts
• All components are specifically engineered and matched for compatible Mercury engine models
• Covers all critical maintenance items at appropriate service intervals
• Premium Sierra aftermarket quality — meets or exceeds OEM standards
• Full-color box and labeling for easy parts identification

Sierra is a trusted name with over 58 years of experience as a leading manufacturer of aftermarket marine engine and drive parts. The 118-9241 kit provides all the essential parts needed for scheduled outboard maintenance at a significant savings compared to purchasing each component individually.