Flushing Yamaha 200 when on buoy.

Moosewood

New member
Joined
Feb 21, 2026
Messages
4
Fluid Motion Model
R-23 (Outboard)
Hi everyone.
We are new owners of a R-23OB and have been scouring the forum and learning a lot from all of you. Thank you for this forum!
We live on San Juan Island and will keep out new boat on our buoy most of the summer. We do have fresh water on our dock but we don’t keep the boat on the dock for more that loading etc. so fresh water rinse on the dock would be all moot as we would have to start up again to maneuver to the buoy 50 yards away. Is there a benefit to rinsing the engine anyways only to re-introduce salt water in the engine?
Also, does anyone have any alternative techniques while on the hook/buoy for cleansing your engine such as pump suppled water pressure from a five gallon container? I don’t suppose that’s enough water but might be better than nothing. Any other ideas for some more experienced readers?
Cheers !
 
Thats a tough one. Ideally you want to flush the engine for 10-20 minutes after every use. This will reduce the rate of corrosion on the internal parts exposed to salt water and extend the life of the engine (assuming regular maintenance is conducted).

Can you pull a long hose out to the boat with the dinghy or would the hose sink? Pull the boat to the ball with the dinghy after flushing, probably tough in less than ideal conditions? You've probably pondered these options.

You might consider T-ing off your freshwater line under the sink to a short dead-end hose fitting that you could connect a hose to and sacrafice a tank of water after every use? A freshwater washdown/shower at the swim platform is something I think would be a nice option on these boats.

Good luck.
 
Thats a tough one. Ideally you want to flush the engine for 10-20 minutes after every use. This will reduce the rate of corrosion on the internal parts exposed to salt water and extend the life of the engine (assuming regular maintenance is conducted).

Can you pull a long hose out to the boat with the dinghy or would the hose sink? Pull the boat to the ball with the dinghy after flushing, probably tough in less than ideal conditions? You've probably pondered these options.

You might consider T-ing off your freshwater line under the sink to a short dead-end hose fitting that you could connect a hose to and sacrafice a tank of water after every use? A freshwater washdown/shower at the swim platform is something I think would be a nice option on these boats.

Good luck.
Hi Kingfisher ,
I have pondered bringing a long hose out there but haven’t tried that yet. I’ll let you know if that works. Your idea of T-ing off the fresh water line is also interesting. I wonder how many minutes a full water tank would last under that method. Not sure how many gallons per minute would flow through the engine with the ships pump but it’s worth a try and boy would that be slick ! And even if I could only get five minutes that would probably be better than nothing right?
 
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