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  1. R

    1990 125 johnson

    Check for water in the fuel.----And as always post your compression test actual values.----Then do a spark output test.---Does spark jump a gap of 3/8" on each lead ?-----Might be running on 3 cylinders.
  2. R

    1979 80HP Mercury kill Switch

    Usually blue ( sky ) is up.----And green ( grass ) is down.
  3. R

    1982 Johnson outboard 60 hp 2 cly

    If you are happy with the sound of that motor , then all is well I guess.
  4. R

    Fuel pump

    Possibly a throttle stop.-----Or friction control for the handle movement.----Try and push the key in and see what happens.
  5. R

    1977 Evinrude 15hp pull start

    Fine valve grinding compound will do it in minutes.----Remember , the key locates the flywheel for proper timing.----The flywheel is driven by the matched locking tapers.
  6. R

    Fuel pump

    The enricher engages / works when you push in and hold in the key while cranking the motor to start it.
  7. R

    1979 80HP Mercury kill Switch

    ???----The water pump is driven by the driveshaft.-----The motor should pee about 3 seconds after it starts !
  8. R

    115 v4 2 stroke runs rough when warmed up

    Sierra parts ----Or in Canada---evinrudeparts.ca----In USA---There are a few online sources as well as this site right here.
  9. R

    115 v4 2 stroke runs rough when warmed up

    Head gaskets are cheap.-----I would be taking the head off to look at piston of #4 cylinder.
  10. R

    1979 80HP Mercury kill Switch

    It should pee about 3 seconds after the motor starts.----And those motors need a new water pump impeller about every 3 or 4 years.
  11. R

    115 v4 2 stroke runs rough when warmed up

    How long have you owned this machine?---Tested VRO in service ?------Mixing at 50:1 in the tank?----You need to post exact information.----What are the compression values today ?----Does spark jump a gap of at least 3/8" on all leads ?-----Checked the flywheel key?----Was this machine always...
  12. R

    115 v4 2 stroke runs rough when warmed up

    I would never install a kit from Amazon.----Parts are possibly made by the ----hooflungdung----company.
  13. R

    Fuel pump

    Agreed----This may not be a fuel pump problem----Simple test.----Have your able assistant operate the manual fuel pump while doing a cold start.
  14. R

    115 v4 2 stroke runs rough when warmed up

    Surging is often a fuel issue.----Water in the fuel ?----Agreed revving in neutral is BAD !---Revving in neutral is a meaningless test.
  15. R

    1977 Evinrude 15hp pull start

    Need to lap flywheel / crank tapers.-----Need to use a factory key.----Crank and nut threads must be in good condition.----Torque nut to 45 FT LBS
  16. R

    9.9 powerhead on a 7.5 chassis?

    ???----Not sure how you determined that a 9.9 HP will fit on the 7.5 HP midsection ----Because it will not fit !!-----And the " super 10 " was not a 9.9 on a 7.5 midsection.-----Sorry --you are sadly mistaken on these 2 topics.
  17. R

    Low speed jet adjustment

    This process starts with a compression test.----Post your actual values.----There have been issues with # 2 cylinder.-----And does the telltale hose come off the exhaust manifold ( side off the block ) , or moved to the top of the block?
  18. R

    1987 mercury 75

    0B2187 ---would put it as an 87 model.
  19. R

    Johnson 115 VRO

    Mice will chew it up , they all need a home.
  20. R

    Johnson 115 VRO

    The wee bits of foam must be cleaned up.----If they get into / stick in the reed valves there may be issues.
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