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  1. R

    The story of two motors - 75 Johnsons

    Not sure why folks do not understand.---Scored cylinder means that motor must come apart for repairs.
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    Outboard Lock Recommendations?

    I do not believe that motor is 350 lbs.
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    The story of two motors - 75 Johnsons

    I would pull the head now.----Inspection of cylinder walls in needed.
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    1957 evinrude fastwin 18hp ventilation problems.

    They will run " amazing " on one cylinder.---Trouble shooting needs to be done !
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    Carb leaking gas from top two holes 1989 85hp

    No such thing as an outboard carburetor that can not be repaired.----Unless your pet elephant stepped on it.
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    Crack in Hull

    Agreed----But some boats are easier to repair than others if you have time , tools and " how to " skill..----I regularly visit a shop that has a yard full of boats like this.-----Engines are removed and the rest crushed and scrapped.----No shop can do an economical fix !
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    Crack in Hull

    Fact.------A lot of junk is dragged out of sheds and fields for all the novice boaters / eager buyers these days.---Never seen anything like it.----I would not launch that boat until it had a complete overhaul.----Most folks just do not know that boats have wooden framework.----Ribs , stringers...
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    NonPower over 3800rpm

    How big is the boat ?----What is the pitch of the prop.-----Some will argue, but " good compression " means nothing.----Post the actual values.----Sorry mate , but the carburetors on these motors do not WEAR OUT.-----I would take " big steps in rapid succession " and never set foot again in a...
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    My boat won't get up on plane with 2 people on board.

    Trim tabs will help.
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    Prop question

    A prop shop can determine pitch of your prop.-----Then you need to confirm condition of the 140 HP on a dynamometer.-----Then you need to weigh the boat to make sure it is in good condition.----The foam could hold 600 lbs of water !!
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    Should I get this FREE project boat?

    There has to be a good reason to want to tackle one like this.-----You will spend a LOT of time and coins to get this back to a safe presentable boat.---- Boats like this ' FREE PROJECT " are all over the place.-----Better off to spend say $1000 for a complete one.---Or if your dad or relative...
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    Runs great wide Open but hard to get it there

    Amazing I say.------Folks are ready to buy new powerpacks , coils, stators and timer basis.----But do not have a $40 timing light ?
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    Runs great wide Open but hard to get it there

    Stop guessing.----Run with a timing light hooked up.----One cylinder at a time.----Observe the flashing light as you speed up the boat.
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    JUST CHANGED THE STARTER AND SOLENOID.

    ???-----Why would you even think of using a solenoid other than a factory one.----And I say that 9 out of 10 solenoids that are replaced are in good working order !
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    Mercury 850 took the leg off 1976 thunder bolt

    Need to understand that clutch dog is spring loaded.-----Remove lower unit.----Put control in neutral.----Rotate shift rod CCW (with pliers ) and find neutral.----Assemble.-----Or use forward and forward.-----Or reverse and reverse.----Forward and forward is best option.-----Just make sure they...
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    Runs great wide Open but hard to get it there

    Well----12 volts from the battery is not used to make spark for the plugs.
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    Crack in Hull

    No way that I would go out in warm water more than 3' deep in a boat like that.----Time to park that death trap.
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    My boat won't get up on plane with 2 people on board.

    Test with a prop that has 1" less pitch.
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    1961 Merc 400

    In the late fifties and early sixties folks were just delighted with simple outboard motors.----Not everyone could afford electric start and battery charging !!-----It was a different attitude then what folks have today !----The magneto produces spark without the need of 12 volts.----It is a...
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    HELP!! 77 Evinrude 70hp misfire

    I am just saying that I am very , very familiar with that motor !!
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