Water Pump Repair Kit – Fits Mercury/Mariner 25-50 HP (Replaces 821354A2, 821354A1, 821354A04) 60-90HP or every 3-5 years as

or every 3-5 years as a preventative measure

and D11 diesel engines

Can I just replace the impeller and not the whole kit

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 or every 3-5 years asProduct 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