Water Pump Impeller – Fits Mercury/Tohatsu 8-20 HP 4-Stroke Outboards (Replaces 47-803748) 310HP and check for any leaks

and check for any leaks once the engine is started

It is also a replacement for impellers in the following Johnson pump models

It is strongly recommended to use a new gasket and O-ring during every impeller change to ensure a proper

What is the difference between this belt and the OEM version

keeping track of all small parts

Water Pump Impeller – Fits Mercury/Tohatsu 8-20 HP 4-Stroke Outboards (Replaces 47-803748) 310HP and check for any leaksProduct Details This aftermarket Water Pump Impeller Fits Mercury Tohatsu 8 20 HP 4 Stroke Outboards is engineered for a wide range of applications, including Mercury Tohatsu 820 HP 4 Stroke (2003 and newer), Command Thrust models, 209cc Mercury engines, and select Honda 7. 510 HP 4 Stroke outboards. It provides a direct interchange for numerous OEM and aftermarket part numbers from leading brands like Mercury, Tohatsu, Honda, and more. Installs