Evinrude Johnson Impeller 396725 40 50 60 70 75 HP Sierra 18-3053 Water Pump
0396725
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Water Pump Impeller (SKU: 0396725)
Premium Replacement for Johnson/Evinrude Outboards
This premium aftermarket water pump impeller is designed to restore critical cooling efficiency to your Johnson or Evinrude outboard engine. Engineered to match original equipment dimensions, it ensures consistent water flow to prevent overheating and protect your engine during high-performance use.
Key Features
- ✔ Direct fit for 40-75 HP applications
- ✔ High-grade neoprene construction
- ✔ 6-Blade precision design
- ✔ Includes wedge key compatibility
Technical Specs
| Number of Blades | 6 |
| Outer Diameter | 91.50 mm |
| Inner Diameter | 19.13 mm |
| Width/Height | 25.40 mm |
| Material | Neoprene / Brass Hub |
Compatibility / Fitment Guide
| Horsepower | Year / Model | Notes |
|---|---|---|
| 40 HP | 1999 & Newer | Includes E-TEC Models |
| 50 HP | 1998 & Newer | Includes E-TEC Models |
| 60 HP | 1986 & Newer | Standard & E-TEC |
| 70 HP | 1979 & Newer | 3-Cylinder Models |
| 75 HP | 1979 - 1988 | 3-Cylinder Models |
OEM Cross Reference
| Johnson/Evinrude OEM | 0396725, 396725, 0389557, 389557, 437080, 432954 |
| Sierra Marine | 18-3053, 18-3053-1 |
| Mallory Marine | 9-45207 |
| CEF Marine | 500303 |
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance.
How do I know if it is compatible?
Check the SKU/MPN and Cross Reference list above. This part is typically used on Johnson/Evinrude outboards with the "large gearcase" configuration (3-cylinder models, 40-75HP).
Does this include the drive key?
This listing is for the 6-blade impeller. While it is designed to use a plastic wedge key, we recommend reusing your existing key if in good condition or purchasing a service kit if a new key is required.
Note: Distributed by 4boats.co.uk. Please verify your original part number against the references above before purchasing to ensure 100% compatibility.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
