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    1973 9.5 Johnson

    Compression is fequently low 65-75psi but they run good as fisherman's engine. Do measure it before doing big expenses.
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    loss of power , running rough '99 Suzuki/Evinrude 40hp 4 stroke

    plug one side (OUT) pump some air ... few PSI IN side.... spray soapy water all over look for bubbles. if you see bubbles it is leaking
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    1993 40hp Johnson Starts for about 60 seconds and shuts off

    do you have sparks when dead... yes no ???
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    1973 9.5 Johnson

    Usual surprise under most of these oldies change coils plug wires and boots while at it.
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    1973 9.5 Johnson

    when you pul off the FW you will have the answer... polish the points and if you can't test the condensers with a high voltage tester...change them. tuck wires away from moving parts check gear case oil for water intrusion if water is present you should presurre test at 10-15PSI for...
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    1973 9.5 Johnson

    http://www.leeroysramblings.com/johnson_magneto.htm http://www.leeroysramblings.com/OMC_9.5.htm starter gear seems mangled ....may need replacement $$$ never jerk start easy pull....engage the plastic gear... pull ....
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    loss of power , running rough '99 Suzuki/Evinrude 40hp 4 stroke

    ¸that is a lot of water.....if it came from bad fuel.... good.... just use clean fuel but VST's on modern ETEC anyway.... are also used to cool the fuel. On ETECs the fuel is used to cool injectors and it in turn gets cooled by the VST coil . so make certain your VST water cooling...
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    1972 Johnson 25 HP no spark

    no you are correct ! he wrote that but we all know they turn ccw except maybe those old Mercs.
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    1956 6-volt 30hp Starter Help

    try aomci ASK A MEMBER forum https://www.aomci.org/resources/ask-a-member/
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    Air intake 1975 20 hp

    if it works don't fix it :-)
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    1972 Johnson 25 HP no spark

    looking down on a clockwise turning fw wouldn't the gear on the starter have to run counter clockwise has he explained above ??? I have to be sure that the starter I get turns counterclockwise so the flywheel turns clockwise.
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    1993 40hp Johnson Starts for about 60 seconds and shuts off

    when it does die on you after 60 sec. check the plugs for sparks if OK then the issue is feeding fuel into the cyl. ..... and that is likley a carb issue but anything between the tank and the cylinders is a suspect. if you loose sparks then it is another issue to track down IF THESE ARE...
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    1993 40hp Johnson Starts for about 60 seconds and shuts off

    parts place does not seem to list a J40TLEGD ??? can u recheck mdl # if old style carbs ... easy to clean
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    1993 40hp Johnson Starts for about 60 seconds and shuts off

    will it keep runing if you keep pumping the fuel bulb ?? if so check for a faulty fuel pump. was the carb serviced..?? post your 40hp model# ..! fuel vent opn on the tank ??... try removing the fuel cap on the tank if ok bad fuel tank venting.
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    Lower unit reseal cost 6hp evinrude

    if you are not adventurous and do not want to do the reseal ...some folks just change the oil mid season.and end of eason before storage. using some soapy water.... if you pump some air (10-15psi) into the empty GC you will likely see bubbles around the prop shaft where the prop shaft...
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    Johnson 20 HP. Ignition Problem

    without the proper tool the alternative is to try to unclip the connectors with a very thin narrow band metal insert . see video for example... every connector has it's own design and trick.... see utubes lots of them I have even used a 3 inch finish nail flatten out with a...
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    1999 115hp evinrude ficht

    and worst case.... you may have to try new plugs. to bad Merc type Perma gap plugs couldn't have been used. :-(
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