
Water Sierra 18-3056 Impeller Kit for MerCruiser Alpha One Ge | 4Boats
SM-18-3570
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- 30 Day Return Policy
- Low stock - 1 item left
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Regular price£94.99
/
Tax included.
Direct replacement impeller kit for MerCruiser Alpha One Gen II (1991–2019).
- Kit contains the impeller Sierra 18-3056 (Mercury 47-430262), water pump housing, face seal and tool 18-2599
- Outer Diameter 3.479"; Inner Diameter 0.875"; Width 1.260"
- Key drive with 6 impeller blades
- Replaces Mercury 46-817275A1, 46-817275A2 and Sierra 18-3570, 18-3571
- Fits MerCruiser Alpha One Gen II (1991–2019); select Mercury 30 hp 4-stroke (1999–2001) and 30 hp carb 4-stroke 3-cylinder (2002–2005); some Chrysler, Force and US Marine models — verify fitment
Verify part numbers and dimensions before ordering.
For the products under £150 the shipping is £6.99.
Free delivery for the most items over £150.