What year Yamaha outboards had corrosion issues?
Recently, the BoatUS Consumer Protection Bureau has been made aware of dozens of reports regarding serious corrosion problems in Yamaha outboards, specifically 2000 to 2004, first-generation F225 models.
How do I keep my outboard motor from corroding?
The best way to prevent dry corrosion is to flush your outboard motor after each boating trip with fresh, clean water for at least 15 minutes. This flushing process will help your cooling system run at maximum efficiency by keeping the cooling water passages clear and clean.
How many hours is a Yamaha 225 4 stroke good for?
Re: Yamaha 225 four sroke life expectancy? In the owner’s manual, the recommended time to change out the timing chain is 1000 hrs or 5 years.
How many hours does a Yamaha 250 four-stroke last?
Aside from the well documented exhaust corrosion issue faced with the F200/F225 and some F250s in the 2002-2005 model year range, these motors when properly maintained, propped and run can provide 4,000-14,000 hours of life (lower units may not last as long).
What causes an aluminum boat to corrode?
Aluminum and metal boats and surfaces are subject to corrosion which can increase when a boat is moored. Saltwater and marine environments pose a more extreme risk of galvanic corrosion, electrolysis and crevice corrosion; however, any impure water can serve as an electrolyte which sets the stage for these processes.
How do you neutralize aluminum corrosion?
You can also bring a boil to the aluminum using vinegar as the wet substance. Boiling can help to remove the hard rust of the aluminum. And after you boil the aluminum with vinegar, let it sit aside to cool down, and then use a metal scrubber to scrub off the rust from it.
How can we overcome corrosion?
Here we’ll highlight five methods based on cost and effectiveness.
- BARRIER COATINGS. One of the easiest and cheapest ways to prevent corrosion is to use barrier coatings like paint, plastic, or powder.
- HOT-DIP GALVANIZATION.
- ALLOYED STEEL (STAINLESS)
- CATHODIC PROTECTION.
- EONCOAT – A NEW WAY TO PROTECT ASSETS FROM CORROSION.
How many hours is too many on a Yamaha 4-stroke outboard?
Big 4 strokes are good for 5,000 to 6,000 hours.
Does your Yamaha 225 have dryexhaust corrosion?
If you have any experience, positive or negative, with Yamaha, or with the corroded dryexhaust sections on your Yamaha 225, please report it to BoatUS Consumer Protection. From 1906 to 1980, max horsepower ratings grew from around 3 to 300 HP. In 2008 that jumped to 350 HP. just three years later, the new bar was set at 557 HP by Seven Marine.
Should you flush a corrosion-damaged Yamaha F225?
But according to Paul Logue, a marine surveyor in Scituate, Massachusetts, who’s inspected three ruined Yamaha F225 engines, that argument evaporates because the corrosion happens internally where no cooling water is present. “Flushing would have no effect,” he says.
Does your Yamaha have a corrosion problem?
According to Yamaha, no service bulletins were issued about this corrosion problem, though it appears the company has created a parts kit specifically to address fixing this problem.