NOTE: Although we're using a Yamaha 250HP motor as an example, the fuel system will be very similar on any modern outboard, regardless of brand or model. Boats.net carries thousands of Yamaha outboard parts for your 250 HP motor. Check the data below to see how our performance tests revealed the improvements. ... 06 was the last year of the corrosion problems in the exhaust manifold. Yamaha’s 4.2-liter V6 Offshore outboards feature plasma-fused sleeveless cylinder walls, which are 60 percent harder than steel. If you own a Yamaha Outboard. LIT-18616-02-78. Yamaha Outboard Forum with questions and answers by outboard owners. Change impellers and gear oil once a year and run ring free and you have no problems, great engines. We discount all of our Yamaha 250 HP outboard parts year-round, free shipping on qualified orders. Each had unique engineering specs, power capabilities and intended uses. I'm going to look at a used 2006 yamaha 250 four stroke. Yamaha Outboard Forum. Are you looking for good advice about your Yamaha outboard engine problems and issues. The Yamaha outboard alarm system can fail just like any other system on your outboard. It acks as though it is running out of gas after running perfectly for a few minuites. Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. The Yamaha V6s are pleasant to run when compared to many outboards, thanks to their quiet disposition and the SDS propellers they can swing. All manuals are in pdf format for quick easy download. Cosmetically, the engine is in ok shape with a few scr Are you looking for good advice about your Yamaha outboard engine problems and issues. Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Because recreational jt1quik86 - 7/25/2006 9:37 PM Pair of 04 250 HPDI's approaching 600 hours, motors have never been to dealer for service. It may be that when your Yamaha outboard motor begins to sputter and cough, particularly at high speeds, you think something's "obviously" wrong with the fuel pump. Currently having a problem with engine speed 40hp 2 stroke, throttle has reached maximum speed. They can answer questions for any Yamaha outboard model or horsepower. Used 2005 Yamaha 250 HP 4-Stroke LF250TUR 25 Inch Shaft Length Outboard Motor For SaleEngine runs fine and shifts well. Watch our Yamaha Outboard Fuel Pump Issues video above — in which we guide you through an outboard's fuel system — to troubleshoot possible issues that may be causing fuel pump problems. Yamaha 250 hp four stroke fuel injected. Troubleshooting the alarm system includes making sure the horn associated with the alarm works, making sure the warning light comes on and the horn sounds when the oil level drops below acceptable levels and ensuring the warning sounds if the engine overheats. Now, Yamaha’s 558-pound 250 is the lightest four-stroke in class and within towel-snapping distance of two-stroke competitors Evinrude (505 pounds) and mercury Optimax (503 pounds). They can answer questions for any Yamaha outboard model or horsepower. I agree in general with 99yam40, sounds like it is starving for fuel. Click here! Boat Motor Problems Likely to Occur After Yamaha Warranty Has Expired It has been alleged that the corrosion, pitting and consequent engine failure typically occurs after only 500 to 700 hours of use. Ekeniman Ekeuea. Troubleshooting Yamaha Outboard Fuel Pump Issues An outboard that doesn't run smoothly, fails to deliver maximum power and struggles to idle could be experiencing fuel pump problems.