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How to diagnose air leak along water pump

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How to diagnose air leak along water pump

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Old 11-02-2025 | 07:05 PM
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Originally Posted by MyIsland3
That impeller is junk. Needs replaced. Need to check the pump housing as just mentioned. Usually just replace them together as its Aplastic housing that gets grooved in it easy.

It’s scored a little but doesn’t look that bad… what’s everyone think? Replace it or it’s good til next impeller change?
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Old 11-02-2025 | 07:48 PM
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Replace it!
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Old 11-03-2025 | 03:25 PM
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Buy the complete kit
Amazon.com: Quicksilver 807151A14 Sea Water Pump Body Kit for MerCruiser Engines with One-Piece Engine Mounted Sea Water Pumps : Automotive Amazon.com: Quicksilver 807151A14 Sea Water Pump Body Kit for MerCruiser Engines with One-Piece Engine Mounted Sea Water Pumps : Automotive
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Old 11-03-2025 | 05:56 PM
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i have never replaced just a impeller or body i have always replaced with the complete kit, i have twins and replace 1 motor every year alternating motors every year that way i always have one motor with a fresh impeller kit in it and so far after 30 years it has worked

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