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    premix ratio??

    guys i have an 87 yammie 50.. the manual said premix at 100 to 1 but most people say 50 to 1..which is it?
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    is this normal?

    hey guys. im giving a goodlook over on my 87 yammie 50. i had to replace the intake manifold and why i was in there i got a light and looked at what i could see of the cylinder wall. i noticed on the number 1 cylinder..there is some light scratch marks at the very bottom almost like a cat got to...
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    what are the pro and cons of premixing on an oil injection engine???

    ive heard about everything. i have got a 87 yammie 50.im thinking of removing the oil injection. ive heard it could cause some problems on a yamaha engine b/c of the oil going thru the carbs could gum them up.. i just dont trust those oil injectors at all..what u think..
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    using tachometer for carb adjustment

    can u use a regular tach to adjust carbs. i have one but is says for 4..6..8 cylinders. i only have 3.. also if this wont work what kind of tach would..thx
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    intake manifold ?

    hey everyone.. just got through with carbs and as i was going to mount them i saw a small chip from the number 2 opening in the intake manifold. it must have happened way before i got the engine b/c there is no signs of particles anywhere inside. it is chipped right in the corner near the oil...
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    carb float measurement....

    guys i started installing carb rebuild kit today. the kit didnt come with a nything to measure the float level with.. can i use something else? also after installing the valve seat the needle drags a little going in and out..is this normal or should it be looser..thx
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    pilot light assembly...

    anyone know where i can get a good used pilot light assembly. my oil injection is working fine but none of the lights come on.. i done a resistance test and got some weird readings and no readings at all in some places where i shouldve...
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    do i need a special carburetor tool?

    hey. im working on a 1987 yamaha 50..i have disassembled the carb except for the needle valve seat. it looks like a normal socket would fit it but im having trouble with a socket getting in there to get it b/c the little edges that come up around the valve seat where the rod goes thru the...
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    help with rebilding yamaha 50 carbs..

    guys im trying to get my carbs rebild and im not going to spend 200.00 for labor when i can do it myself. i have a 1987 yamaha 50 ive put new plugs and new gasand all that good stuff in it but it still want crank.. compression is good at 115 per cylinder..the motor has been sitting on and off...
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    water in oil tank?

    hey evryone. thanks for the help with starter relay i finally got it fixed. opn to the oil tank. i was going to drain all the oil out of the tank and i noticed the oil was gelled..i quess that is a word.. its gooey looking and thick.. i drained all of the oil out but im afraid there is some in...
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    help with starter relay problems?

    hey guys. i really need help with this?. i have a yamaha 50.. i have checked the ignition switch..stop switch..and gave the battery a good charge. still the engine wont turn over. as i stated before the motor will turn over when i bypass the relay and hook to starter. i tested the relay today. i...
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    need help with yamaha 50..

    hey guys im new here and i need help. i have a 1987 yamaha 50..low hours.. the outboard has been setting up for almost 1 year now b/c i was rebuilding my pontoon boat.. when i got finished and tried to start the engine it wouldnt turn over at all.. the battery is charged and ive begin tracking...
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