Water Pump Impeller Kit – Fits Johnson/Evinrude 4-8 HP (Replaces 396644, 0396644, 18-4529) family-yamaha-40esrp Drain Coolant: Fully drain the

Drain Coolant: Fully drain the engine's closed cooling system to prevent spills

relieve pressure and re-tighten connections

ensuring it is correctly aligned with the bolt holes and water passages

Drain Coolant: Place a drain pan under the engine and drain the cooling system

Lubricate the inside of the new pump housing and install it over the impeller

Water Pump Impeller Kit – Fits Johnson/Evinrude 4-8 HP (Replaces 396644, 0396644, 18-4529) family-yamaha-40esrp Drain Coolant: Fully drain theWater Pump Impeller Kit Fits Johnson Evinrude 4 8 HP (Replaces 396644, 18 4529) This water pump impeller kit is designed for Johnson Evinrude 4 8 HP 2 Stroke outboards (1980 2005) and 5 6 HP 4 Stroke (128cc) outboards (1998 2004). It provides a direct fit replacement solution for your original water pump components, ensuring reliable engine cooling. This kit serves as a direct replacement for Johnson Evinrude part numbers 396644 0396644, Sierra 18