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I have owned seven outboard motors. You mostly want to fog a 4-stroke outboard to protect the combustion chamber which is not coated or bathed in oil.
I made a custom earmuff setup so I can attach the anti-freeze bottle directly to it and I run the motor on sucking the anti-freeze though it.
Do you have to winterize a 4 stroke outboard motor. Winterizing a 4-Stroke Outboard. Battery The battery might not be part of the outboard but if you dont winterize it too itll be completely dead when it comes time to use it again. Batteries need to be cycled the repeated process of charging and discharging to remain healthy.
To winterize your outboard motor you only need a few simple tools. Although one piece of specialized equipment you should invest in is an outboard motor flushing device. Youll also need some fuel stabilizer and a can of fogging oil.
West Marine walks you through how to winterize your motor and why its important. Four stroke outboard motors are by fa. October 17 2017 Winterizing an EFI Four-Stroke Outboard Tim Barker Despite climate change winter can still bring freezing temperatures to much of the nation.
Like inboards and sterndrives outboard engines are also subject to potential damage from freezing and from being laid up in disuse for months at a time. So outboards demand winterizing too. Outboard motor manufacturers recommend professional end-of-season servicing before the motor is stored for winter.
Four-stroke outboard motors can be damaged if they are not serviced properly before storage and failure to do so may also void any warranties. If you want your engine to start in the spring and last you many years and plan on not using your engine all winter you do have to winterize an outboard motor. Winterizing the engine helps to prevent damage during disuse which is the chief cause for engine failure.
Failing to winterize may lead to complications. Its more about the long period of disuse than the winter. Dont worry though its not complex.
It is extrememly unwise to neglect winterizing ANY motor. ESPECIALLY a 4-stroke outboard. It leads to problems which may very well already exist leaving them for YOU to deal with.
As far as the water in the motor part no problem if the motor was stored in the running position or anywhere close. Hopefully you have already begun to winterize all your vehicles. Today we are focusing on the right way to winterize your Yamaha Outboards specifically the 4-stroke.
Its not nearly as hard as youd think and if done properly it ensures that your motor will be ready for the next boating season with minimal work. Circumstances change and future events may alter the pattern of use for a particular motor. About ten years ago I winterized my 5-HP dingy outboard.
I have not used it since. I have owned seven outboard motors. Three were purchased new four purchased used.
The most outboard motors I have owned at one time was five. EFI single throttle-body four-stroke outboards like the Yamaha F200 and F175 require a slightly different fogging and winterizing procedure than many other types of outboardsUnlike carbureted engines you cant simply spray fogging fluid in via the air intake because the oil is too thick to effectively make its way through the fuel system. In factfogging a 4 stroke does not even reach or have any effect on 99 of the moving parts in a 4 stroke.
Click to see full answer Likewise people ask do you have to winterize a 4 stroke outboard motor. If your engine has a fogging oil fitting you do not need to remove the air box cover. In this video we show you the basics of how to winterize your outboard motor.
This motor we are working on is a 60hp Mercury 4 stroke outboard motor. Remove the battery or batteries to a cool but not freezing dry place. Charge the battery fully before storage.
Return the cowling to its proper position and your outboard should be ready for winter storage and start up in the spring. The typical Do-It-Yourself-er can usually complete the entire job in a couple of hours. Winterize outboard 4 stroke Suzuki 5 posts simpleman 36 Active Member Oct 13 2018 1 For the first time in my life I have to winterize our boat.
We moved up north. I want to make sure that we dont do any damage to the boat or the motor over the winter. Going to take it out tomorrow for the last time this season.
It gets bitter cold up here. In this video Mercury Marine will cover the process steps to winterize the Mercury 4 Stroke Outboard engine. Outboard winterization is a boat motor maintenance procedure that much of the country needs to preform annually to ensure smooth proper operation of.
Most four-stroke outboards have an oil sump drain plug located below the crankcase at the back or side of the motors leg. Unfortunately changing outboard oil can be a bit messy. While some mechanics opt to remove the oil by sucking it out via the dipstick tube this process does not get all.
My smaller outboards mainly my Yamaha 25hp 4-stroke I have always pumped RVmarine anti-freeze though it to winterize. I made a custom earmuff setup so I can attach the anti-freeze bottle directly to it and I run the motor on sucking the anti-freeze though it. I also have done this on IOs on my wifes ski boats for many years.
You mostly want to fog a 4-stroke outboard to protect the combustion chamber which is not coated or bathed in oil. Fogging will also help with combatting piston ring and other potential internal corrosion particularly in humid environments. Hope this helps and thanks for the question.
Give the motor a good freshwater flush. In some cases youll need set of earmuffs. In other cases you can thread the hose right into the outboard.
Let the water flow for a good five or ten minutes. Now that shes flushed out were going to remove the cowl and rinse away any salt buildup that we find inside. Change the lower unit oil.
As mentioned before the winterization process for an outboard is essentially the same or similar for all outboards but the video above is specific to 4-stroke engines. Watch the video above to see how to winterize a 4-stroke Mercury outboard.