Johnson Evinrude Water Pump Impeller 20-35HP 395289 Sierra 18-3051
395289
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Water Pump Impeller 395289
Johnson / Evinrude 20–35 HP Two‑Stroke Outboards
Replacement six-vane water-pump impeller with drive key for specified Johnson and Evinrude two-stroke gearcases. Its dimensions and OEM number distinguish it from other small-outboard impellers that can look similar.
Key Features
- ✔ Six-vane flexible rubber impeller
- ✔ Drive key included
- ✔ For selected 20/25/28/30/35 HP two-strokes
- ✔ Precision dimensions approximately 51 × 19 × 16 mm
- ✔ Cross-reference to Sierra 18-3051
Technical Specs
| Vane count | 6 |
| Outer diameter | Approx. 51–51.2 mm |
| Height | Approx. 19–19.05 mm |
| Shaft / hub bore | Approx. 15.94–16 mm |
| Kit contents | One impeller and one drive key |
Compatibility / Fitment Guide
| Engine family | Verified application years | Notes |
|---|---|---|
| 20 / 25 HP two-cylinder | 20/25: 1985–2005; 25 HP: also 1979–1984 | Confirm gearcase and OEM impeller number. |
| 25 Commercial / 28 / 114 Commercial | 1985–1997 | Uses 395289 impeller in the published pump table. |
| 30 / 35 HP two-cylinder | 30/35: 1980–1982; two-cylinder 1983–2005 | Do not select by horsepower alone. |
| 25 / 35 HP three-cylinder | 1995–2001 | Impeller 395289 is listed, but the complete water-pump repair kit differs from two-cylinder applications. |
| OMC Sail Drive | 1978–1984 | Published impeller-chart application; verify drive model. |
This listing is for the impeller and key, not a complete housing/plate/gasket kit. Inspect the cup, wear plate and seals during service.
Part Number Cross Reference
| OMC / BRP | 0395289; 395289; 0385289; 385289 |
| Sierra | 18-3051 |
| Mallory | 9-45200 |
| GLM | 89750 |
| CEF / Recmar | 500370C / REC395289 |
Cross-reference numbers identify compatible applications; packaging and brand may differ.
Frequently Asked Questions
Is this a complete water-pump kit?
No. It contains the impeller and drive key only.
Does it fit 25/35 HP three-cylinder engines?
Selected 1995–2001 models are listed, but verify the model and complete pump configuration.
How often should it be replaced?
Follow the engine service schedule and replace sooner after dry running, overheating or contaminated-water use.
Can dimensions alone confirm fitment?
No. Match both the dimensions and the OEM number in the parts diagram.
Verify the engine model code, original part number and physical interface before installation.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
