Water Pump Impeller – Fits Mercury/Mariner 8-20 HP Four-Stroke (Replaces 47-803748) 175HP visually compare the parts in

visually compare the parts in the photos to your old parts before ordering

Carefully peel a sticker from its backing paper

and 3GMF series engines

Clean the interior of the filter housing and inspect the sealing gasket or O-ring

While the tension is released

Water Pump Impeller – Fits Mercury/Mariner 8-20 HP Four-Stroke (Replaces 47-803748) 175HP visually compare the parts inProduct Details This Water Pump Impeller Fits Mercury Mariner 8 20 HP Four Stroke Outboards (Replaces 47 803748) is a crucial cooling system component designed for Mercury and Mariner 8, 9. 9, 10, 15, and 20 HP four stroke outboard motors manufactured between 2005 and 2023. It ensures proper water circulation to prevent engine overheating. This part is a direct interchange for Mercury part numbers 47 803748, 47 8M0214944, 47 8M0135803, 47 803748002;