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    Need Info on a 1975 model trim motor

    Gotcha thank ya
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    Need Info on a 1975 model trim motor

    And btw you got my motor running on my other thread my motor wasn’t spinning fast enough to make spark
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    Need Info on a 1975 model trim motor

    So do you know anything about this specific brush holder assembly
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    Need Info on a 1975 model trim motor

    The trim was working when I got the boat but was working on getting the motor running and noticed the trim stopped working I need help on brush holder assembly and what’s inside the trim motor I swapped a black wire from being on top to the bottom just trying everything to make it work. And it...
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    1975 Johnson 115 v4 won’t idle

    I didn’t check the reed valves but on the carb yes I cleaned everything. And no worries about me running it because it won’t even crank
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    1975 Johnson 115 v4 won’t idle

    All these coils are new. And they all have spark but only one jumps a big gap
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    1975 Johnson 115 v4 won’t idle

    Ok may be getting somewhere only one cylinder is jumping a 7/16 gap
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    1975 Johnson 115 v4 won’t idle

    What’s the compression suppose to be on this motor
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    1975 Johnson 115 v4 won’t idle

    Well I don’t know what I’m looking for I took the covers off rolled the motor by hand after taking the spark plugs out and I don’t see anything wrong with piston or rings I put the covers back on and still have the same 90 compression so I think the gaskets are good even after taking them off
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    1975 Johnson 115 v4 won’t idle

    Is this the caps your talking about removing
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    1975 Johnson 115 v4 won’t idle

  12. T

    1975 Johnson 115 v4 won’t idle

    It is a cheap harbor freight gauge but there all close together and I checked my other boat motor which runs great and there all reading 105psi
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    1975 Johnson 115 v4 won’t idle

    1,2,3 are 90 psi, and 4 cylinder is 89
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    1975 Johnson 115 v4 won’t idle

    Have a 1975 Johnson 115 that will not idle. I can keep it running if I hold the throttle but I’ve cleaned the carbs part number is 319671 supposedly there are not adjustable but I’ve cleaned them 3 different times the only thing I haven’t done is removed the Welch plugs because I haven’t ordered...
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