How to Change a Mercury Outboard Water Pump Impeller

How to Change a Mercury Outboard Water Pump Impeller

This how-to video applies to the following Mercury models:
– Verado L4 Models, 135 – 200 HP
– Verado L6 Models, 200 – 400 HP
– 4-Stroke EFI Models, 40-150 HP
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Frank Cutri (owner and operator of the Platinum Mobile Marine mobile mechanic service) explains a critical part of Mercury outboard cooling system maintenance: impeller replacement.

In this video, Franks shows us:
– Some ways to tell if a replacement is necessary, and how often to perform this service
– How to remove the gear case so that you can access the water pump
– How to remove the housing to access the impeller
– How to replace a Mercury impeller using a water pump repair kit
– How to reassemble everything you’ve removed

As always, Frank shows us some handy tips & tricks along the way!

For more on the topic, read the guide!
https://www.partsvu.com/blog/how-to-change-a-mercury-outboard-water-pump-impeller/
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BUY MERCURY 2-4-C Grease

https://www.partsvu.com/mercury-quicksilver-2-4-c-8oz-marine-grease-lubricant-with-ptfe-92-802859q1.html
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SHOP MERCURY WATER PUMP KITS & COOLING PARTS

Mercury Outboard Impeller
https://www.partsvu.com/impeller-26.html

Mercury Quicksilver Impeller
https://www.partsvu.com/mercury-mercruiser-mariner-water-pump-impeller-repair-kit-47-8m0100526.html

Shop All Mercury Outboard Cooling Parts
https://www.partsvu.com/engine-vu/mercury/mercury-marine-thermostats-water-pump-repair-and-cooling-components.html
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PLATINUM MOBILE MARINE LLC

https://www.facebook.com/people/Platinum-Mobile-Marine/100057671340967/
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Comments

@thooks1234 says:

Just like 99% of all Youtube videos out there detailing something like this, the last bits and pieces of critical info/instruction are not shown, just talked about. I'm going to do this today, I can already tell it's going to be fun….

@Maynardd says:

I’ve seen all these crazy contraptions people build
just to hold the lower unit after people take it out. 55 gallon garbage can! Who knew!? Thanks.

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