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Avoid scoring the housing
It is crucial to match your engine model
this is an aftermarket replacement part
What happens if I install the filter backward
Water Pump Impeller Kit – Fits Mercury/Mariner 30-70 HP (Replaces 77177A3, 46-77177A3) 40-50HP Avoid scoring the housingProduct Details This Water Pump Impeller Kit is designed for Mercury and Mariner 3070 HP 2 stroke outboard engines manufactured between 1977 and 1997. It ensures your engine's cooling system functions efficiently, preventing overheating and potential damage. The kit serves as a direct replacement for Mercury part numbers 77177A3 and 46 77177A3, as well as Sierra 18 3324 and GLM 12100, providing a comprehensive solution for your maintenance needs.
US$ 29.99
US$ 11.99
US$ 17.99
