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  1. 9

    Prop Shaft "mid bearing" part number help

    see if you can find a Yamaha performance bulletin for your set up to see what prop they used
  2. 9

    2000 - 200HP OX66 - Fresh Water Flushing Issue

    might try running some Rid Lyme marine descaler thru the system to see if that cleans out the problem
  3. 9

    Prop Shaft "mid bearing" part number help

    I would put a counter rotating prop on it and put the cables back where they were before
  4. 9

    Prop Shaft "mid bearing" part number help

    I was thinking if that is true the thrust bearing is not being loaded up properly when pushing the boat forward. at least that was what i was trying to find out
  5. 9

    Prop Shaft "mid bearing" part number help

    did the prop come with the boat and motor? or did you put a different one on? looking at prop from behind is the prop & shaft turning clockwise when in forward gear or counterclockwise?
  6. 9

    Prop Shaft "mid bearing" part number help

    did you run this before taking it all apart. Just trying to make sure it has a prop that moves boat forward when you put controls in forward since this should be a LF lower unit from the parts you showed
  7. 9

    Prop Shaft "mid bearing" part number help

    do you think the OP does not know what motor he really has, or does he have the wrong lower unit on his motor?
  8. 9

    25hp Yamaha Bogging Down

    why. if it in good, in spec you do not need to do anything just check it
  9. 9

    25hp Yamaha Bogging Down

    use a timing light to check the timing. make sure it is in spec and advancing as it should
  10. 9

    2 stroke oil reserve tank over filling with fuel ???

    I have no idea how gas could be transfered to the oil system in an injected motor
  11. 9

    Yamaha shut-off problem

    if it helped messing with the connectors last time, that is where you should be looking right now. the key switch and man overboard kill switch send the CDI voltage to ground killing the spark. if that wire does not have a good connection to grounded, it cannot stop the voltage
  12. 9

    2005 Yamaha 225 Power tilt Trim Troubleshoot

    how will you find which one is causing the problem?
  13. 9

    2005 Yamaha 225 Power tilt Trim Troubleshoot

    water in fluid if milky looking need to rebuild to stop fluid leak and to seal water out
  14. 9

    Yamaha 150 Rigging Tube

    which of these F150s is your model F150JC F150XB2 LF150XB2 F150JC2 F150XC LF150XC F150LB F150XC2 LF150XC2 F150LB2 F150XCA LF150XCA F150LC F150XCA2 LF150XCA2 F150LC2 F150XCB LF150XCB F150LCA F150XSA LF150XSA F150LCA2 F150XSA2 LF150XSA2 F150LCB LF150LC VF150LA F150LSA LF150LC2...
  15. 9

    How to synchronize carbs?

    also just to let you know ,you have to close all of the throttle plates completely, not just with them sitting on the idle screw. and then hook up the linkages between the carbs. then adjust the idle speed screw to have all throttle plats opened exactly the same amount. then mess with the...
  16. 9

    1999 90hp Yamaha slow speed only

    high speed jets restricted would be my guess. and use a timing light to make sure the timing is advancing as you incease RPM
  17. 9

    How to synchronize carbs?

    find the Yamaha service manual for your motor, it will have the procedures. but I would think the carbon build up comes from burning oil
  18. 9

    Yamaha vf115 ran fine first day, second day stopped and won't start

    being a 4 stroke maybe the timing jumped, check compression & spark then fuel rail pressure
  19. 9

    2001 Yamaha 90 2 stroke top bearing noise

    I have read a fuel pump can make a clicking noise if air gets into the pump instead of solid fuel
  20. 9

    gears make a ratchetting sound after replacing shift/throttle cables, 2010 F150TXR

    I do not see where the cable shifts the linkage, so I have no idea where it moves the linkage. seems you maybe moving the linkage a lot farther than the cables will, why are you doing that?
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