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  1. R

    Help with my 125

    I worked at a dealer when those motors were NEW.------I know what they look like.-----Where did you get your parts ?----Off of what motor and what did the parts look like.----Pictures from you.----I do not know how to post pictures.----Don't want to learn either.
  2. R

    87 120 - vro removed, use premix, low-end rough - high-end precise & responsive

    Post your compression numbers first.
  3. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    I think I see the 2 timing marks on the magplate in the middle picture.-----Hint, the timing narks do not look like what you find on a 57 chevy like grandpa had.
  4. R

    Help with my 125

    Pictures or part numbers of the " wrong " parts ?-----And where did you get those parts ??
  5. R

    1978 70 hp Johnson throttle problem

    From where I sit it sounds like everything is working as designed.-----Get the manual.----Read it before opening your tool box to work on these simple carburetors !
  6. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    It does have timing marks.----You are stubborn and don't want to look for them -----On the magplate and one notch on the flywheel !
  7. R

    Yamaha 115 4stroke

    Yes ---Sellers sometimes confuse 4 cylinder with 4 stroke.----Public perception is that 2 strokes are an inferior engine.----And 4 strokes are much easier to sell.----Many buyers have no clue as to how to spot / tell the difference either.
  8. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    You set the HIGH speed mixture at full throttle.-----Then slow the motor to idle for setting the low speed mixture.
  9. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    You are saying it can't be done ???-----Wait wait.----Get the battery from your riding lawn mower.----Hook up the timing light.-----Observe the flashing of the light .----And you can find the timing mark on the magneto plate as well.-----Should fire between those 2 vertical lines all the...
  10. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    Trouble shooting means ---" gathering the facts " ---about the motor.-----The approach of " the neighbor says this " or " it must be this " ----Or making assumptions does not work.
  11. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    Some simple trouble shooting should be done.----Run with timing light to determine if it is a---" loss of spark issue"----- or a fuel issue !!
  12. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    There is only 1 cylinder.----There is no primer bulb on this motor !
  13. R

    Convert 1993 4 HP to remote tank

    These pumps operate with a PRESSURE pulse.-----Likely can be fitted on a 1920 model Evinrude.----I just installed a needle bearing crankshaft in a 1959 .Evinrude 5.5 HP fitting one of those square pumps is next !----Have a bunch of them and all they can need is a new diaphragm.
  14. R

    Need help with 1968 1.5 HP Johnson model SC-10S

    Looks normal to me.
  15. R

    Convert 1993 4 HP to remote tank

    The little square pump is available all day long !!----Do not limit your search to a 1993 model.-----Used from 1968 to 2005,------3 HP to 25 HP.------Now it may have something to do with mounting hole screw being oriented a different way.----eg--The 1992 model 9.9 uses it.---And the 1973 model...
  16. R

    1978 70 hp Johnson throttle problem

    Really.------The choke flappers are at the front.------Throttle plates are way in the back of the carburetor throat.----Are you saying those do not move ?
  17. R

    1978 70 hp Johnson throttle problem

    Disconnect throttle cable at the motor.-----Will it idle now ?-----How did this motor run for you last season ?----Any pictures of linkages ?
  18. R

    1989 Evinrude 140hp rough idle

    No surprise to me.
  19. R

    1989 Evinrude 140hp rough idle

    Sounds like #2 carburetor is not supplying fuel.-----A carburetor is a simple device that responds to airflow.-----Step # is to have a really good look at the #2 carburetor.-----Top cylinder is #1.------Highest carburetor feeds #1 cylinder.-----Remember that these carburetors " cross over...
  20. R

    Timing info 1996 Johnson 130hp

    Maximum timing advance is 18 degrees BTDC.
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