Permanently replaces the factory flush port for simplified maintenance
This component directly replaces Mercury part numbers 46-807151A14 and 46-807151A7
including F25 and T25 models (1998–2006)
the characters meet the minimum size mandated by federal law
non-marking PVC/TPU materials to protect your boat's finish
Water Pump Impeller Kit – Fits Mercury/Mariner 30-70 HP 2-Stroke Outboards (Replaces 77177A3, 46-77177A3) 3.5HP Permanently replaces the factory flushProduct Details This Water Pump Impeller Kit provides a complete solution for servicing the lower unit of Mercury Mariner 2 stroke outboard motors from 3070 HP (19771997). It is designed to restore cooling system performance and prevent engine overheating on models including 30 JET, 35 HP, 40 HP, 45 HP, 50 HP, 60 HP, 65 HP, and 70 HP. It serves as a direct interchange for several part numbers, including Mercury 46 77177A3 77177A3, Sierra 18 3324,