Water Pump Repair Kit – Fits Mercury/Mariner 25-50 HP (Replaces 821354A2, 821354A1, 821354A04) 60-90HP Clean the inside of the

Clean the inside of the pump housing and the end cover

and F100 4-Stroke models

Your system may also include other filters

or every 3-5 years as a preventative measure

Secure the new switch by tightening the retaining nut

Water Pump Repair Kit – Fits Mercury/Mariner 25-50 HP (Replaces 821354A2, 821354A1, 821354A04) 60-90HP Clean the inside of theProduct Details This Water Pump Repair Kit Fits Mercury Mariner 25 50 HP provides all necessary components to restore your engine's cooling system. It is designed for a broad range of Mercury Mariner 2 stroke and 4 stroke models from 19982018, as well as Force 40 50 HP outboards from 19951997. Regular impeller and seal replacement prevents overheating and ensures long term engine reliability. Engineered as a direct replacement, this kit serves as an