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  1. R

    Starts and runs at idle great on muffs or in a bucket - won't start at all in the lake or ocean.

    Does this motor sit with fuel in the carburetor all the time ?------Run fuel out of the carburetor at end of each adventure.-----An empty carburetor stays clean.
  2. R

    1975 15 hp evinrude 15504C warms up then dies

    That motor has breaker points.---A sheared key might result in a " no spark " condition.
  3. R

    1964 Merc 650 cylinder block-stripped spark plug thread

    A careful repair with a " helicoil " insert works as well.----Replacement block might not be hard to find.----Your location ?
  4. R

    1990 Evinrude 9.9HP Powerpack

    Typically that is damage from using bolts that are too long when pulling flywheel off.
  5. R

    no spark

    That little item might have been a rectifier.-----That has to do with charging the battery.----The confusion could lead to expensive mistakes.----Time to find a shop that will help you.
  6. R

    Reed Valvè Adjustment 1977 Johnson 70

    Throttle plates is what you speak of.-----The reed valves are not part of / installed in the carburetor.----Look into the carburetor and see if the throttle plates are horizontal at full throttle on your control.
  7. R

    Bad plug wire- 89 force 85hp

    Maximum RPM of 4300 as indicated by the OP should be investigated.-----Up to the owner to find the issue.----And yes it could be the tach itself.----I can not see , touch this motor.
  8. R

    no spark

    You can test the bits under the flywheel.----Charge coils for ignition and sensor coils.-----No need to take flywheel off.-----What do you mean by CDI here.----Powerpack is the CDI module I thought.-----Are you absolutely sure that motor is cranking at the correct RPM.-----This is...
  9. R

    Bad plug wire- 89 force 85hp

    Motor should get to 5300 RPM !!
  10. R

    Older Johnson Outboard Exhaust Plate Warp Issue

    Well----0.05" is quite a bit.-----You are sure or did you mean 0.005" ?
  11. R

    no spark

    Lets start with year if known for sure or model # !
  12. R

    Johnson 50hp throttle linkage?

    It should keep running / idling on the top cylinder if lower plug lead is off !!
  13. R

    Trouble going into Forward gear

    Drain gear oil for inspection.-----Check shift rod height.------And outboards are to be shifted with a quick firm motion.----No ---" granny shifting "---On them.
  14. R

    #4 cyl no fuel

    Does fuel pump run off PRESSURE from #4 crankcase ?-----Ruptured diaphragm perhaps ?----Did this problem develop suddenly ?----Lower crankcase seal ?-----How did it run for you last season ?
  15. R

    Evinrude 40502M Restoration

    A 1959 model 35 HP might use that carburetor.----Is the serial # on the block the same as on the transom bracket ??----I am thinking the powerhead may have been replaced.---Or electric start added later.
  16. R

    1975 15 hp evinrude 15504C warms up then dies

    How did the motor run for you last season ?-----Did you install a new water pump impeller ?------And how high was the water in your test bucket ?-----Was it 6" above the impeller ?
  17. R

    1985 Evinrude 6 hp long shaft lower unit removal

    The driveshaft is NOT supposed to stay in the crank.------So make an adapter to use a slide hammer to pull it out.
  18. R

    Evinrude 40502M Restoration

    Don't worry about the M in the model #------Pictures of your motor help.-----To me it sounds like someone was desperate in their trouble shooting.---- Decided to install a carburetor with the adjustable. high speed.-----So post your compression numbers.-----And test for spark.----Spark must jump...
  19. R

    1973 Mercury 40 4hp: Compression, Spark, Fuel - No Start

    What ???------There is no timing belt on a single cylinder 4 HP from 1973.------There is no electric fuel pump !-----There is no camshaft either.
  20. R

    1973 Mercury 40 4hp: Compression, Spark, Fuel - No Start

    Perhaps not enough voltage produced to jump the gap in the sparkplug when air is compressed to 100 PSI.-----A simple fact that many folks can not comprehend !
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