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    Yamaha 40HEO 91Mod.

    Hi<br /><br />My yamaha have this wisseling sound and I've been told that this is because the carburettors need to be adjusted.<br />I have now taken out the carbs and are ready to go, but does anyone have the data for the adjustments needed. Do I need to change the gasket between the carbs and...
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    Yamaha 40HEO 91 mod.

    Hi<br /><br />My yamaha have this wisseling sound and I've been told that this is because the carburettors need to be adjusted.<br />Does anyone have the data for the adjustments needed.<br /><br />thanks in advance
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    Sharpening the blades on a standard prop

    I have a Yamaha 40 91 mod. I wonder if it is any use in sharpening the blades on the prop so it will cut the water better?<br />Is there a danger of loosing the balance, so the bearings, and maybe other things will break after a while?<br /><br />The motor is used on a 14 fot "speed" boat.<br...
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    Yamaha 40 problems after 2 years storage.

    Hi<br /><br />My Yamaha 40HEO (short) 92mod. in mint condition have been stored for 2 years with propper maintanance before storage. I started it up for the first time this weekend, and thankfully it started right away and everything was working perfectly. It got the right amount of lubricant...
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