Water Pump Impeller 10, 15, 20HP EFI

Impeller for the Mercury 10, 15, and 20 HP EFI engines with serial number 0R833820 and above, this Water Pump Impeller is a crucial replacement part. The impeller and water pump kit should be replaced every 3 years, preventing damage from dried out and worn rubber. Consider also replacing the thermostat for optimal performance. Opt for the complete water pump kit for comprehensive coverage. Upgrade your water pump system with confidence!