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  1. 9

    Yamaha 90HP 1999 2 stroke not putting out water

    that did not answer my question, does the motor overheat if it is kept running for some length of time? but smoke should not be coming out of the place water should be coming out of. is that smoke coming out right after startup of the motor? or is it steam you are seeing after the motor has...
  2. 9

    Yamaha F150 only starts in neutral with throttle or by squeezing fuel bulb

    do those motors have fuel coolers ? sounds like you VST is boiling off the fuel in there causing a too rich condition in the intake, so you have to add more air for it to burn. and pumping the bulb fills the VST so that pump can pressure up the rail
  3. 9

    Yamaha 90HP 1999 2 stroke not putting out water

    does the motor overheat?
  4. 9

    oil injection fittings , tip broke

    find the part number and do a web search to see what pops up
  5. 9

    Suzuki DT5 Shear Pin

    take the sheared pin to the machine shop, they can test to see what it is made of, and make a few for you. I know trolling motor pins are SS or order them from e bay since you say you can find them on there
  6. 9

    Suzuki DT5 Shear Pin

    it snapped a SS pin, so why not use SS
  7. 9

    Yamaha 2-stroke 4hp overheat problem

    May want to look into a chemical treatment. Rydlyme marine descaler worked well
  8. 9

    Yamaha 2-stroke 4hp overheat problem

    what was it clogged with? you may need to clean the whole cooling system if it is real bad
  9. 9

    Yamaha 2-stroke 4hp overheat problem

    I would check/test the thermostat to make sure it operates in spec
  10. 9

    97 25hp 2 stroke fuel issue

    My 1999 C40 specs are 7 deg ATDC at idle and 25 deg BTDC at full advance. I have no idea what the specs are for your 25
  11. 9

    97 25hp 2 stroke fuel issue

    the light tells you when the spark is happening. idle timing is usually ATDC (after top dead center) it should advance to BTDC( before top dead center) to be able to burn the extra fuel at higher RPM there is a reason they give you the specs in the service manual( so you can check it)
  12. 9

    97 25hp 2 stroke fuel issue

    is the idle timing in spec and does it show as it advances when throttled up. guessing does not help. check with a timing light
  13. 9

    97 25hp 2 stroke fuel issue

    No fuel should be flowing thru the main jet into the motor during idle. as I said check to make sure the timing is advanceing as the extra fuel starts hitting the motor. or just tak it into a shop to let them fix it
  14. 9

    1989 Yamaha 225hp extremely bad spark

    what are you reading the voltage with?
  15. 9

    97 25hp 2 stroke fuel issue

    hook up timing light to #1 plug wire and start motor, aim light at timing mark on flywheel.
  16. 9

    97 25hp 2 stroke fuel issue

    The motor is bogging down, so you need to see if timing is in spec. do you know what a timing light is?
  17. 9

    97 25hp 2 stroke fuel issue

    use a timing light to see what the timing is doing. make sure it is in spec and that it advances as you throttle up
  18. 9

    1989 Yamaha 225hp extremely bad spark

    do some reading on CDI troubleshooting. https://www.marineengine.com/parts/cdi-electronics-outboard-parts/outboard-ignition-troubleshooting/154/
  19. 9

    Suzuki DF90 2003 Starting issue

    I have never worked on a Suzuki, so no help on wires. but see if you can find a service manual with wiring diagrams for your motor. trace the wire from ignition switch to the start relay. find out where you get 12+ to and where it stops
  20. 9

    1989 Yamaha 225hp extremely bad spark

    testing should be done. measuring the peak voltages into and out of the CDI to see if they are in spec
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