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    140 johnson 82 powerhead

    thinking about taking 140 apart question after removing starter and solenoid can i just un bolt intake with carbs still attached or do they have to come off thanks for any help
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    J140tlcte

    just wanted to say i feel like i found the best parts site yesterday right here at Iboats i think they have the easiest and most informative parts site i have found pricing is compairable too thanks Iboats:)
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    lower unit fitment

    i have a 78 115 lower unit from a parts motor seems to be good i put impeller in it my boat with motor im using is j140tlcte 83 model itook the lower off it and brought home to change impeller i thought i would put the 78 on my boat to test it out do you see any problem with doing that (the 78...
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    identify 115

    i have a motor with 82 johnson 140 power head noticed the bracket model # 115etl78c cannot find that model # no where what am i missing thanks for any help:joyous:
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    exhaust question

    i have a 82 140 hp johnson i bought as a parts motor removed lower unit and noticed the inner exhaust gasket was not installed correctly half was in the opening . my question is what problems / running issues , noises would this have caused thanks for any comment :)
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    83 140 temp

    does anyone know what thermostat temp suppose to operate at j140tlcte thanks for your help
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    Compression question

    Does higher compression mean more hp or better performance thanks for replys
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    greetings

    Merry christmas to all
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    Tilt & trim removal

    Can someone tell me how to get tilt & trim out of j115ez78 mount have 3 bolts starboard and 3 bolts port and top pin removed it is loose but don’t seem to have enough room to get out thanks for any help :eek:
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    Prop diameters

    how does the different diameters affected prop performance thank you
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    Power tilt and trim

    Will a 3 wire 82 model Johnson 140 hp work on a 83 model Johnson 140hp 2 wire tilt and trim motor if so how to wire it
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    johnson compression

    i bought a 82 model johnson was told 1 cyl had low compression tested and 3 cylinders are 100 to 110 port side bottom has near 0 if it could be a stuck ring what should my next step be thanks for any advice:)
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    F90tlrd charge coil

    I have a f90tlrd rectifier regulator checks good how do I check charge coil thanks for any help
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    Charging problems

    I have a f90tlrd rectifier regulator checks good how do I check charge coil thanks for any help
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    tach operation

    i have a j140tlcte 1983 model johnson the tach stoped working checked rectifier was bad so ordered one meanwhile i read to move the tach wire to the other yellow supply wire from stator tach worked while i waited on new rectifier can someone explain how this worked?:confused:
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    05yamaha rectifier

    Would it be ok to run my 05 Yamaha if the regulator/rect is bad until I get one in thank you for your help
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    90hp yamaha rect/reg

    can someone tell me how to check a 68v-81960-00-00 voltage regulator my motor is f90tlrd yamaha thanks for your help
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    Yamaha 4 stroke charging circuit

    I need charging circuit diagram for F90tlrd Yamaha charging circuit 4stroke thank you for any help I have 13 + volts coming out of the reg/text but not to. Batt
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    Yamaha charging circuit

    Can someone tell me if there's a charging circuit diagram for a F90tlrd Yamaha on here somewhere all help very much appreciated 😊
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    johnson 140 hp spark

    i checked my spark on j140tlcte . the spark on all is really skinny it jumps 3/8 " but not 7/16 so good . top end runs good out of hole has about 3 little tics like a miss what if anything would u suggest i do or check thank you for any replies.
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