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    Yamaha 40TLRC runs on 2 cylinders at WOT

    I have a 2004 Yamaha 40hp 2-stroke oil injected model# 40TLRC. It starts up first crank every time and runs very well at low speeds all the way up untill you go past about half throttle. After about half throttle it will cut down to 2 cylinders. You can feel it and hear it. If I am just sitting...
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    2004 Yamaha 40TLRC coil testing

    I was wondering if anyone knows what the voltage should be for the coils? Also I need to check the stator. Does anyone know how to check the stator on a yamaha?
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    2004 yamaha 40TLRC running issues

    I have already posted a thread about this darn motor but I think Im getting closer to the problem. 1st of all I have cleaned all three carbs but some people are telling me there are 3 jets to each carb. I only saw 2 jets on all the carbs. I have checked every stupid little thing you can think of...
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    2004 yamaha 2-stroke 40hp will not reach top speed

    I have a 2004 yamaha 2-stroke 40hp oil injected outboard motor and it will not reach top speed. It idles fine and runs good at a low speed but when you hammer down the throttle it stutters a little bit and then will not reach top speed. Every once in a while when the throttle is all the way open...
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    1967 9.5hp Evinrude won't start

    Motor has been running fine. We were out on the river this week-end and tried to start up and leave and the motor wouldn't start. We have checked plugs and wires, primer bulb, compression, fuel. Everything is fine. It has compression, fuel, and spark. When you try and start it she just backfires...
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