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    Spark plug wire for 1975 Johnson 115

    emi shielding often done with high resistance carbon fiber wires.... to stop noisy high feq. noise mostly in AM band radios metallic strand 7mm wire from your local lawnmower or motorbike shop should do as a test measure a good wire resistance if 0 ohms then it is not carbon fiber...
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    1972 Johnson 25 Rough Idle

    heat often affects coils...or condensers . have you done any tests or replaced them... ?? the rest is wires, dirty points cracked plug wires . http://www.leeroysramblings.com/johnson_magneto.htm plug boots to engine should give a SOLID 4-8kohms approx. bubbles are odd it should suck...
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    33 hp Johnson no spark

    new 4 stroke evinrude ???
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    9322B 9.5hp evinrude oil mixture

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    9322B 9.5hp evinrude oil mixture

    50/1 is the usual mix. some oils smoke more than others . stick with high quality stuff or synthetics. it may be running a bit rich... smoke is good...
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    1977 Evinrude 115 HP

    that hurts...
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    Evinrude 115 Won't Idle?

    holes... are for venting out or breathing in... otherwise they are plugged ! just make certain they are clean and open ( no crud or varnish etc...)... if that jet does not meter fuel it meters air ....same procedure clean it blow it... don't worry about the design itself somebody did...
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    1963 johnson 40 hp electric

    deleted
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    1973 johnson 25hp 25R73A

    older plastic tanks are solid ...try to find a Mercury brand fuel tank on craiglist or similar sites. similar to this one... I have 2 and they are plenty adequate plus they have an internal reserve section ...
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    33 hp Johnson no spark

    great news ...thanks for the feedback
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    1963 johnson 40 hp electric

    I believe I was explicit on the need to test with high voltages to test for internal leakge. Ohmmeter testing and cap. tester will only be a valuable test if the capacitor is bad.... it will not tell if the capacitor is good !. here are a few articles from the AOMCI Outboarded magazine...
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    1963 johnson 40 hp electric

    old style but same style... you likely have a simple jet at the bottom instead of a HS needle .... clean all orifices blow dry if idle is poor may need to clean up the upper LS chamber by pulling the top dime size plug. drill a small hole and pop it out clean the side channel...
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    1963 johnson 40 hp electric

    yes good coils do check if you can measure ohms resistance from boot plug to engine frame ground for 4-8 kohms approx . I see rust spots all over and connections between the high voltage coil pin and the plug boot may be corroded. nothing complicated to fix up .. condensers (old...
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    Too much smoke

    leaky head gassket possibly...
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    Too much smoke

    is this a new problem that came up recently ? how is the smoke... bug killer/repellent like or.... steam like Compression test is critical test to do ! what is 3 times the fuel consumption ?? what oil do you use....cheapy stuff or good stuff ? a carbed 25 should at least do...
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    2000 E150FPXSSM LOOSES IGNITION ON START UP

    with the possibility of a starer delay relay mentionned in the book have you ever tried going to start and....waiting a second or two while on START rather than flicking the key back and forth just to see if the delay timer relay will then allow the starting of the engine ?
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    Stuck tilt cylinder cap on 1981 115hp

    heat is the usual remedy to loosen things up but...you could try freezing the outer surface of the cyl. wall with a can of keyboard spray held upside down . DO NOT INHALE.... or heat up the cyl. perimeter with a hot air gun and freeze the cap then try to twist and break the bond .
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    Evinrude 35520 exhaust seal

    deleted
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    1972 johnson 25 hp seahorse shift problems

    old style coils what is the resistance boot to ground values on both plugs wires.
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    1990 evinrude 70hp boggs down at high speed

    I will take it out and one day it runs good Q... what was "good" did the boat ever do rpms above 5000 ? before the bog down issue came up ?
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