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Apply to both sides of the vessel in a color that contrasts with the hull
Re-check Tension: After initial run-in (approximately 30 minutes of operation)
It uses comparable-grade materials and undergoes quality inspections to ensure reliable operation
spanning multiple model years
Remove the lower unit by loosening the mounting bolts that secure it to the midsection
Water Pump Impeller Kit – Fits Mercury/Mariner 30-70 HP 2-Stroke Outboards (Replaces 77177A3, 46-77177A3) family-yamaha-8mshy Apply to both sides ofWater Pump Impeller Kit Fits Mercury Mariner 30 70 HP 2 Stroke Outboards (Replaces 46 77177A3) This water pump impeller repair kit is designed for a wide range of Mercury and Mariner 2 stroke outboard motors from 30 HP to 70 HP (1977 1997). It provides all necessary components for a complete overhaul of your engine's lower unit water pump assembly, ensuring reliable cooling performance. This kit is a direct replacement for Mercury OEM part numbers 46