Description
Keep your Honda outboard running cool and reliable with the Sierra 18-3249 Impeller. This high-quality marine-grade neoprene impeller is engineered as a direct OEM replacement to restore proper cooling water flow and help prevent engine overheating.
Features
- Durable neoprene construction built to meet or exceed OEM specifications
- 6-fin design for efficient water circulation
- Precision fit for easy, straightforward installation
- Suitable for both freshwater and saltwater use
- Includes key drive design for secure mounting
Compatibility
- Fits Honda outboard engines including:20 HP , 25 HP , 30 HP
- Replaces OEM / Aftermarket Part Numbers: Honda 19210-ZV7-003, Mallory 9-45105
Specifications
- Length ex splines: 32mm
- Length inc splines: 56mm
- Hole ex key groove: 16.5mm
- Depth: 20mm





