Water Pump Impeller for 15HP, 18HP, and 20HP Outboard Motors Ensure engine performance with this precisely engineered water pump impeller, designed for reliable operation and straightforward installation. Key Features and Benefits: Direct compatibility with 15HP, 18HP, and 20HP outboard engines Designed to fit models 33465021 and 334650210 for a fit without modification Durable construction supports dependable water circulation in demanding marine environments Helps maintain proper engine temperature, protecting against overheating during operation Manufactured to meet original specifications for consistent performance and long service life Suitable for use in a wide range of outboard motor water pump assemblies Practical Applications: 1. Routine replacement during scheduled maintenance to prevent water flow issues and engine damage 2. Emergency when a worn or damaged impeller causes overheating or reduced cooling efficiency 3. Upgrading older or worn components in fishing boats, small workboats, or recreational craft equipped with compatible outboards With precise fitment, quality materials, and proven reliability, this impeller is a critical part of maintaining engine cooling efficiency on the water. Its compatibility ensures straightforward installation, reducing downtime and keeping your vessel ready for use.