Readers ask: How To Winterize Murcury 90 Horse Motor?

How do you winterize a Mercury outboard motor?

Use a fogging oil product that is specially designed for use during winterization, such as Mercury Storage Seal. For direct fuel injected (DFI) two-stroke engines such as Mercury OptiMax models, instead of using fogging oil, squirt one ounce of DFI outboard oil into each cylinder through the spark plug hole.

How do you winterize a 4 stroke outboard motor?

Winterizing Your Outboard Motor

  1. Drain the crankcase oil (Four-stroke motors)
  2. Install a new oil filter (Four-stroke motors)
  3. Filling the crankcase with new oil (Four-stroke motors)
  4. Changing the lower unit gear oil.
  5. Stabilizing the fuel.
  6. Flushing the outboard with antifreeze.
  7. Fogging the cylinders.

How do you winterize a Mercury 2 stroke outboard?

Connect Earmuffs and Warm up the Engine

  1. Attach a pair of ear muffs or flush muffs to the water intake ports on the lower end of the unit and connect it to a hose.
  2. Turn the water on and start the engine.
  3. Let the engine warm up for about 5 minutes to treat the entire engine with stabilized gas mix.
You might be interested:  Readers ask: Briggs 22 Horse How To Set Valves?

Do outboard motors need to be winterized?

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.

What happens if you don’t winterize your outboard motor?

If You Don’t Winterize Your Boat, Here’s What Happens: Water freezes and expands and can damage anything it’s trapped inside. Water may seep into unprotected spaces to do this. Acidic and corrosive wastes, salt and corrosion buildup can damage delicate parts in engines.

Do 4 stroke outboards need to be winterized?

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.

Do you have to winterize a 4 stroke Yamaha outboard motor?

Many Yamaha outboard motor owners live in climates where they are taken out of service for the winter months, which means winterizing their outboards is a must. Winterizing your outboard motor is one of the most important maintenance you can perform as a boat owner.

Should you cover your outboard motor?

So don’t cover the motor. If you have your boat shrink-wrapped, ask them to either work around the motor, or leave gaps around the transom so some air can get to the motor.

How much should it cost to winterize a boat?

The Cost of Paying to Have Your Boat Winterized As noted above, the average cost of having a professional winterize your boat for you is about $300. That price is an aggregate of a wide range of costs, so we need to look at some more specific examples of boat winterization costs in order to give a more accurate quote.

You might be interested:  Often asked: Questions When Buying A Horse?

Is Mercury discontinuing OptiMax?

As for the direct-injection two-stroke OptiMax engine series, it has been discontinued. With the exception of one commercial-use model, Mercury Marine now is completely out of the two-stroke outboard engine market.

Do you need to winterize a 2 stroke outboard motor?

Winterizing a 2-Stroke Outboard Motor Regardless of the season, you should winterize your outboard anytime it isn’t going to be used for more than a month.

Do you have to use antifreeze to winterize a boat?

Do you have to use antifreeze when you winterize your boat? You should use antifreeze to winterize your boat if you have an inboard engine or any systems with pipes or that carry water. You should also consider using it in your bilge. For outboard motors, you don’t have to use antifreeze.

Leave a Reply

Your email address will not be published. Required fields are marked *