mercruiser in water engine flush????

Shaun78

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would this idea work? I will drill a 5 gallon bucket and put in a hose connection down bottom and hookup the ears to the other end of the hose and put the water hose in the bucket to fill it up while my gravity fed hose supplies water to the engine to flush it out.
I am having problems on my dock with the hose collapsing from not enough pressure I guess. anyone try this?????????? I use the ears from quicksilver that has a metal rod that goes thru the outdrive intake hole and you can really push the ears together and get a tight fit that won't allow salt water to enter while flushing the engine.
 

erikgreen

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Jan 8, 2007
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Re: mercruiser in water engine flush????

It'd be much easier to get one of those flushing attachments that goes on the water intake hose, wouldn't it? No need to run the motor, just use the hose pressure to flush out the engine.

Disclaimer: I have never had my boat in salt water, don't really know what I'm talking about, so I'm gonna learn from this thread too :)
 

bruceb58

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Re: mercruiser in water engine flush????

I can see what you are trying to do but if your current hose can't supply enough water connected directly to the muffs, how is it going to keep up with filling the bucket?

There is another alternative and that is to put those inline perko adapters in the hose between the drive and the raw water pump.
 

bruceb58

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Re: mercruiser in water engine flush????

It'd be much easier to get one of those flushing attachments that goes on the water intake hose, wouldn't it? No need to run the motor, just use the hose pressure to flush out the engine.

Disclaimer: I have never had my boat in salt water, don't really know what I'm talking about, so I'm gonna learn from this thread too :)

You need the motor running to get the thermostat open. If all you want to do is flush out the manifold and risers, then it would work for that.
 

Shaun78

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Re: mercruiser in water engine flush????

well the bucket will have 5 gallons in it and eventually the water sucked into the engine cooling will beat the amount of water that I have to fill the bucket but by then it will be completely flushed anyways.
 

Coors

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Dec 8, 2006
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Re: mercruiser in water engine flush????

I tried that on land, just trying to get anti-freeze into the bottom cavities of a "dry" block being winterized. 5 gallons goes real fast. I mean real fast.
 

jerryjerry05

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May 7, 2008
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Re: mercruiser in water engine flush????

To flush the motor put an in line flush T from Tempo/Perko/Boatersworld.
your hose on the dock will supply enough to use this.Jerry
 

Shaun78

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Re: mercruiser in water engine flush????

not a fan of those plastic units
 

watermellonI

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Jun 23, 2007
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Re: mercruiser in water engine flush????

I think your idea would work if you let the engine warm up good first, but I d just put the bucket over the whole drive while its in the water,
Let me clarify that a little
Make sure the bucket will fit the drive fill it with fresh water, it will sink, so you can clear the drive, raise the drive to get the bucket in place, then lower the drive turn on the fresh water supply put in bucket and start, just make sure you don t put it in gear.

yeah I know thinkin way outside the box:p
 
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