Do you have to winterize a Mercury outboard motor?

Do you really need to winterize an outboard motor?

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.

Do I need to winterize my boat if I use it?

If you plan to use your boat year-round, and you live in a place where the temperature dips below freezing occasionally, you should winterize systems such as the water holding tank, showers, livewells, faucets and the head system — if your boat has them — and don’t use them during winter.

Do I need to winterize my 4 stroke outboard?

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.

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How do you winterize a 2 stroke Mercury outboard motor?

Fog the Engine

  1. Remove the engine cover and find the carburetor’s air intake port.
  2. With the engine running, spray a small amount of fogging oil into the intake. The engine will want to die, but keep it running by opening the throttle.
  3. Continue to fog the engine until it dies.

Do outboards self drain?

All outboards have a self-draining cooling system. There is no reason to start the motor with the notion that you are going to purge the last drops from the water pump housing. … It needs water for lubrication.

How much does it cost to winterize an outboard motor?

If you bring your boat to a shop to have it winterized, you can expect to pay between $300 and $400.

How cold does it have to be for a boat engine to freeze?

Unwinterized boat engines can freeze any time the air temperature is below 28°F (-2°C) – for an extended period. Freshwater cooled engines without proper coolant can freeze below 32°F (0°C). The good news is you can prevent freeze damage fairly easily.

Should you leave your outboard up or down?

You want to leave the engine in the totally trimmed down position. This will allow all of the water to leak out of the engine, midsection, and lower unit. … Making sure that there is not any water in the Lower Unit that could rust gears or freeze and destroy the gear case by flushing the engine with fresh water.

Can I leave my outboard in the water in the winter?

A boat can be left in the water during the winter or year-round if you take necessary precautions to tackle the challenges of a boat being in the waters for long periods. However, you need to keep in mind that there is always a risk correlated with storing the boat in the water than dry storing.

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How do you store an outboard motor for the winter?

The best way is to either leave the motor on the boat or on an engine stand in an upright position, not tilted. If neither of these are an option, try to make sure that the engine is in an upright, self-draining position. If you can’t do this, be sure that the cooling system is drained completely.

How do you winterize a motor boat?

Lubricate the cylinders with fogging oil and then lubricate the exterior of the engine. You should also apply water resistant grease to the propeller shaft, and change the gear oil. After your last trip of the season, fill up your fuel tank one last time and consider adding a fuel stabilizer to the tank as well.

Why do people winterize their boats?

That expansion can crack an engine block, damage fiberglass, split hoses, or destroy a refrigeration system overnight. … Engines tend to take the brunt of the damage from freezing weather, so they should be your focus. Winterizing engines means draining the water from the engine or replacing it with antifreeze.