Ensure the reliability of your engine's cooling system with this New Outboard Water Pump Impeller manufactured by EMP. This high-performance component is specifically designed for Johnson and Evinrude 2-cylinder outboard engines produced between 1979 and 1985, covering a wide range of mid-size horsepower models.
The impeller is the critical component responsible for pumping water through the engine block to maintain safe operating temperatures. This replacement unit is precision-engineered from premium marine-grade elastomers to ensure maximum flexibility and resistance to wear. It serves as a direct-fit replacement for several original equipment part numbers, restoring efficient cooling to your vintage outboard.
Product Features
- Manufacturer: EMP (Engine Machine Pro)
- Application: Johnson & Evinrude Outboard Motors
- Year Range: 1979 – 1985
- Blade Count: 6 Blades
- Technical Specs: ID: 16.04 mm | OD: 69.20 mm | W: 22.25 mm
- Primary OEM Replacement: 777129, 389589
- Cross Reference Numbers: Sierra 18-3055; GLM 89690; Mallory 9-45202
- Condition: 100% Brand-New
Motor Compatibility
This impeller is compatible with the following 1979–1985 Johnson & Evinrude models:
- Engine Type: 2-Cylinder
- Horsepower Range: 10 HP, 15 HP, 20 HP, 25 HP, 30 HP, 35 HP, 40 HP, 50 HP, and 60 HP
- Note: Hub configuration is designed for use with a drive key.
- Additional Information
NOTE: Cooling failure is the leading cause of powerhead damage. We recommend replacing your impeller every season or every 100 hours of use to prevent brittle blades from breaking off and clogging cooling passages. Always check the water pump housing for internal wear or melting when replacing the impeller to ensure a proper vacuum is maintained.
Shipping Information
SHIPPING: Additional shipping fees to Alaska, Hawaii, U.S. Territories, or international destinations will be calculated after checkout.
You will receive an email and a PayPal money request for the additional shipping charges at the email address provided.
(Some items are excluded from international shipping.)
Customer Support
For questions or to confirm compatibility, please email customerservice@marinepartswarehouse.com.
Please include your engine model number to help our technicians confirm that this is the correct impeller for your specific motor.
