Recent content by TJB12

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    Compression test numbers

    So I took my boat out over the weekend and it would not plane out. It's a 16 foot tri haul with a 77 johnson 25. I pulled the plug when I got home and they were covered with oil. I'm thinking they where fouled out. I run a 50:1 mix. I have already done a carb rebuild new fuel lines new fuel pump...
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    1977 johnson 25 wiring diagram

    I'm looking for a wiring diagram for the stator and powerpack and rectifier. I can't seem to find one. It's a 1977 johnson 25. Model 25E77S
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    Help! No spark

    So I have a 77 johnson 25 electric start and I'm going crazy. I'm not getting any spark to either plug. I tested the stator with a multimeter and with the key off I got .475. So I think that is good. I put a new powerpack on and it still doesn't have spark. I highly doubt both coils went out at...
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    77 Johnson 25 won't start

    I have a 77 Johnson 25 electric start and it won't start. I looked at both plugs and both are not getting spark. I know there is a little fuse and I checked that and it's good. A buddy had a old motor sitting around that he gave me. I pulled the powerpack off it and tried and still no spark. Not...
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    Self centering rollers

    I want to put a couple of self centering rollers on my trailer but all I can find are 12' rollers. I measured my rollers in the middle and they are about 5 1/4. Does anybody make that size?
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    Building portable live well questions

    I am waiting to build a portable live well for my 16' foot center console boat. I fish saltwater so my question is should I have fresh salt water coming in and the old going out or can I just have salt water in the tank and have it circulating?
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    1977 Johnson 25 tilt pin

    Kinda a dumb question but what hole should the tilt pin?
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    1977 Johnson 25 won't run WOT

    I have rebuilt the carb I have new gas new fuel lines and a new fuel pump. Took it in the water Sunday and it would not run WOT. I've never really worked on a boat motor so I'm lost. I have put new plugs in as we'll. I did notice when I run it in a barrel wot I don't think the butterfly is...
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    1977 Johnson 25 throttle adjustment

    So I took my boat out for the first time yesterday after rebuilding the carb new water pump and new fuel pump. When I go WOT it really doesn't go anywhere. I know the jets are not clogged up it has new gas and all the fuel lines have been replaced. Today I started to look at it and with the...
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    Johnson throttle and gear selector

    I have a 77 Johnson 25 and right now I have a lever for throttle and one for forward neutral and reverse. Is there a way to convert both of those to one? Has anybody ever done this
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    1977 Johnson 25 water pump

    Replacing the water pump on my 77 Johnson 25. I don't see how the impeller comes off. This is my first time changing it and I don't have a manual.
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    1982 evinrude 35 thrust rod

    I'm having trouble trying to find a used thrust rod for this motor and model number. I can find a new one but I really don't want to pay 40 dollars for one. Has anybody ever made one? If so what did you use to make it out of?
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    1977 Johnson 25 won't start

    I have a 1977 Johnson 25 with electric choke. I've rebuilt the carb replaced all fuel lines and I can't get it to start. It's getting spark. The float bowl is full. I did notice when I took the screw out if the top of the carb there is a little needle stuck in the carb. Is this needle suppose to...
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    1977 Johnson 25hp carb question

    I just bought my first boat. It has a 77 Johnson 25 electric start on it. I'm rebuilding the carb and I can't figure out what the thing is in the middle of the bottom of the carb. It goes from the bottom to in inside of the carb. Does this piece come out? It looks like someone tried to get it to...
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