Magnetic Drain Screw Kit – Fits Mercury Marine Outboard & MerCruiser Stern Drives (Replaces 22-8M0058389, 22-67892) family-yamaha-4mshr 1 x Water Pump Impeller

1 x Water Pump Impeller (375638/775518)

Final Checks: Reconnect the spark plug wires and battery

Ensure the engine is completely shut down and cool before beginning service

Having spares on hand ensures you're prepared for regular water pump service intervals

The thermostat should begin opening at approximately 143°F (62°C)

Magnetic Drain Screw Kit – Fits Mercury Marine Outboard & MerCruiser Stern Drives (Replaces 22-8M0058389, 22-67892) family-yamaha-4mshr 1 x Water Pump ImpellerMagnetic Drain Screw Kit Fits Mercury Marine Outboard & MerCruiser Stern Drives This magnetic drain screw kit is designed for use with Mercury Marine outboards (excluding Verado series) and MerCruiser stern drives that feature a 3 8 16 drain and fill hole. It is also compatible with select Krysler Force models using the same 3 8 16 thread size. This kit serves as a direct replacement for Mercury MerCruiser part numbers 22 8M0058389, 10 14834, 10