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  1. R

    1983 Merc 50hp is chugging after a minute of running.

    They all run OK on a hose in the driveway.-----Nobody can see or touch your motor.-----These motors are easy to diagnose.----If you answer the questions in post #2 you can save yourself a lot of time / $$$ / aggravation.-----Was water pump impeller replaced about every 4 or 5 years?---
  2. R

    Need Help with Ignition

    A 3 cylinder 60 HP with those compression values needs work.-----Model # is ??----I would take head off to inspect cylinder walls.
  3. R

    Need help debugging 72 Johnson sea horse 25

    Did you install a new water pump impeller ?-----Sounds like it might have lost spark on 1 cylinder.----Test run with a timing light hooked to monitor spark.----Or perhaps water in the fuel.----Mixing at 50:1 in your fuel tank ?
  4. R

    1958 Evinrude 25034

    find---maxrules----For wiring diagram that will work.-----Fairly basic stuff if you understand 12 volts and wires.
  5. R

    Evinrude 25 Electric Conversion

    The 40 HP models in the 1960's had both.
  6. R

    1985 75hp Fuel Pump

    Check valve repair kit is available and affordable.---See a good dealer.
  7. R

    I need help with a 58 super thunderbolt iekhaefer!

    Agreed-----You will spend 50 + hrs and many beer tokens for parts.------Look for one in better condition.------They are out there.
  8. R

    1989 Evinrude 88SPL (E88MSLCER) Cooling

    Agreed.-----There you go----Nothing to do with the water flow !----The deflectors guide water around the water jackets.----
  9. R

    Lower unit oil water??

    Oil likely had tinee, tinee air bubbles.----Often mistaken for the dreaded " water in the oil " event.
  10. R

    1969 evinrude 25 horse 2 stroke won’t start

    4 things for motor to run.----Spark ( 1/4" gap ) at the right time.----Correct amount of fuel.----Compression.----And compression in the crankcase.------Simple inspection / testing needs to be done.-----We are at post #74 and counting.
  11. R

    Old Evinrude question, Can anyone help?

    A 1957 I think.-----Post a picture of model # plate.-----Looks like throttle gears might not be right.----Post a few pictures of that set-up.
  12. R

    1989 Evinrude 88SPL (E88MSLCER) Cooling

    The design of this motor is called " crossflow "----But it has nothing to do with water flow in the engine block.
  13. R

    I need help with a 58 super thunderbolt iekhaefer!

    Judging by the pictures that Mercury needs a complete teardown / inspection / evaluation.-------Not going to run like new with just a fresh tank of gas and a new battery.
  14. R

    1988 Johnson 28hp only starting for a bit when wires are switched

    You were using the wrong puller or the wrong method !
  15. R

    Merc 40 Force - Takes forever to start

    Nobody can see or hear this motor.----In my opinion it should not be hard to figure out a " hard to start " condition.
  16. R

    Evinrude 25 Electric Conversion

    ????---in 77 the parts book shows a 32 inch block for the 25 HP.-----There may be some 22 cube engines in 77.-----Only with more pictures can we tell what you have here.
  17. R

    I need help with a 58 super thunderbolt iekhaefer!

    Those pliers are needed for stubborn rotors.----A reasonable man might use 2 hefty screwdrivers or prybars.
  18. R

    carb leaking fuel when primed 48 hp johnson

    Well----Time to revisit carburetor work.----There is something wrong with float and or float valve.
  19. R

    What to use to patch hole on hull of Aluminum Boat

    Machine a custom plug.-----Threaded shank.----Install with washer / sealer / nut on the inside of boat.
  20. R

    Water Pump Won't Prime 1991 90 HP Evinrude

    Left the water tube seal out of the pump housing ?----Buckled the water tube on install , too short now ?
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