Water Pump Impeller Repair Kit – Fits Mercury Marine 4–9.8 HP (Replaces 46-70941A3) family-yamaha-6sg You might notice erratic temperature

You might notice erratic temperature gauge readings or poor engine performance

This involves drilling four holes in the cavitation plate

Run the engine at idle for several minutes and recheck all connections and fluid levels

and KAD300 series engines

Access the Fuel Rail: Remove any components blocking access to the fuel rail and injectors

Water Pump Impeller Repair Kit – Fits Mercury Marine 4–9.8 HP (Replaces 46-70941A3) family-yamaha-6sg You might notice erratic temperatureWater Pump Impeller Repair Kit Fits Mercury Marine 49. 8 HP (Replaces 46 70941A3) This water pump impeller repair kit is designed for Mercury Marine 4 HP, 4. 5 HP, 7. 5 HP, and 9. 8 HP 2 Stroke outboard motors made between 1975 and 1986. It provides a reliable solution for maintaining your engines cooling system. This kit serves as a direct replacement for several OEM and aftermarket part numbers, including Mercury 46 70941A3, Sierra 18 3446, GLM