Water Pump Impeller – Fits Mercury/Mariner 40-60 HP 4-Stroke (Replaces Mercury 47-19453, 47-19453T, Sierra 18-8900) 45HP Remove the screws from the

Remove the screws from the sea water pump cover

Brand Part Number Notes Johnson/Evinrude 375638 / 0375638 Johnson/Evinrude 775518 / 0775518 Johnson/Evinrude 777829 / 0777829 Sierra 18-3002 GLM 89650 Mallory 9-45215 / 9-45215-10 Mercury 802315 Cross-reference only

It also fits Yamaha International VMAX series (2002–2013) and specific 225/250 HP models from 2003

Install a new gasket onto both the drain plug and the vent plug

Signs of failure include the button sticking

Water Pump Impeller – Fits Mercury/Mariner 40-60 HP 4-Stroke (Replaces Mercury 47-19453, 47-19453T, Sierra 18-8900) 45HP Remove the screws from theProduct Details This high quality Water Pump Impeller Fits Mercury Mariner 40 60 HP 4 Stroke Outboards (Replaces 47 19453T) provides a reliable solution for maintaining your engine's cooling system. It is designed specifically for Mercury Mariner 40, 50, and 60 HP 4 Stroke EFI outboard engines from 1999 and newer, including all BigFoot models. It also serves as a replacement for select Force 70 and 75 HP outboards. This component is a direct cross