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  1. R

    Johnson temp issue

    Agreed----Impeller is at least 7 years old and likely not replaced by previous owner.--So could be 15 years old.----Put a new one in every 5 years.
  2. R

    Exuast backfires 1976 25hp evinrude

    The flywheel taper and crankshaft tapers must be lapped together for a precise fit.---Use valve grinding compound.------The key locates the flywheel for correct timing.----The flywheel is driven by the locking tapers.----And 50 ft-lbs is correct for the flywheel on a 76 model 25 HP.----Tapers...
  3. R

    2000 Johnson 50 hp engine surging

    Test run with another fuel tank.
  4. R

    1976 25hp evinrude snaped exuast

    I think you candle this job on your own.----No need for the industrial language.
  5. R

    Exuast backfires 1976 25hp evinrude

    Are you sure wires are colored like that on a 25 HP 76 model ?
  6. R

    Mercury 75hp 1986

    A 2 stroke.-----Mix gas / oil 50:1 in the tank.
  7. R

    96 johnson j150exedb. Help with hoes location

    Fuel pumps are driven by pressure pulses from the crankcase.
  8. R

    Help! 1973 johnson 65 outboard

    Looks like this motor has suffered from a SEVERE overheat condition.-----Do a compression test and post the actual values.----Do not spend any beer tokens on this motor until after you have done a complete evaluation of it !!!
  9. R

    1986 6.5 hp

    Good luck with your motor.
  10. R

    Someone knows fersure. Sneezing and idle screw does little

    Ignore post #70----Wrong thread.
  11. R

    Help! 1973 johnson 65 outboard

    Remove white wire from safety switch.----Touch that wire to ground.-----Have your assistant try and crank the motor with white wire grounded.
  12. R

    Marina Slip Safe?

    No need to worry about the boat sinking.
  13. R

    Bought my first boat to cut, gut and rebuild from bow to stern, including engine. Killed my back and suffered the wrath of the fiberglass demons

    See post #99.-----And it takes a lot longer to build / repair a boat than what they tell you.-----Think about looking for a motor next year at this time.
  14. R

    Mercury 75hp 1986

    Post pictures of the motor-----I am sure it is a 2 stroke.----Best to get a book or manual on outboard operation.--Read it twice before you turn the key.--Is there an oil filter ?-----Is there a dipstick ?-----Is there a timing belt ?----Put a new water pump impeller in the motor before...
  15. R

    Spirit 25hp

    Suzuki is my bet.
  16. R

    Someone knows fersure. Sneezing and idle screw does little

    I guess you are another doubter !!----Good luck with your motor !
  17. R

    Help! 1973 johnson 65 outboard

    Find the safety switch on the motor.----Near the throttle arm.-----A white switch .----With one white wire.----Repeat 1 white wire.----If throttle is too far advanced it will not crank.----If switch is dirty inside it will not crank.----I clean those switches.
  18. R

    Someone knows fersure. Sneezing and idle screw does little

    A carburetor is a simple / crude device that responds to air flowing through it.----And carburetors are not well understood.-----That is why for decades the rumour of a 200 MPG carburetor has been out there.-----Even with sophisticated computers and fuel injection we are not near the 200 MPG target.
  19. R

    Bought my first boat to cut, gut and rebuild from bow to stern, including engine. Killed my back and suffered the wrath of the fiberglass demons

    ??----On big " super yachts " they cut the side of the hull out.-----Remove engines.----Install new engines.----Replace the part they cut out.-----Removing the outside of your transom( if core is all rotten ) is likely the easiest , least back breaking approach.----You can use the drilled engine...
  20. R

    1986 6.5 hp

    That refers to the difference in gearcases on the 2 cylinder 45 HP , yes 45 hp outboards.-----The 2 cylinder 40 / 45 / 48 / 50 / 60 HP gearcases are not known to be robust !!----Therefor the 3 cylinder 70 HP was adapted for them.-----The little 6 / 7.5 / 8 HP motor does not need the " monster...
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