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  1. M

    Engine cutting off high rpm .

    Shouldnt the bulb pump til it’s firm and can’t be pumped any harder before the engine starts? The old bulb would get hard to where it wouldn’t squish anymore . The second line I put in the bulb doesn’t get hard to where I can’t squeeze it anymore . The boat has benn running great for me the...
  2. M

    Engine cutting off high rpm .

    My 2000 Johnson 40 HP. Started cutting out after I got up to higher speeds . I heard the alarm go off and realized I was low on the oil that gets mixed with the gas . The boat started and ran but would cut out after I tried going at higher speeds for any length of time . I wound up going...
  3. M

    Power trim fluid / refill

    I’m going to attempt to replace the seals on my 2000 Johnson 40 hp outboard. There was a slow leak . . I was replacing it with atf fluid . It would last for a while, but then I would have to assist it more and more . It starting leaking out the top really bad . I ordered the seal kit. I would...
  4. M

    2000 Johnson 40 hp Won’t start

    What would be the optimal or recommended battery for that engine? Brand, cranking amps, and size? Thanks everyone for the the input and advice. I’ll keep you apprised once I’m back on the water .
  5. M

    2000 Johnson 40 hp Won’t start

    Update , I picked up a spark plug ignition check tool as suggested . I had a hard time connecting it because the pin was thinner than the connector in the spark plug boot and had a hard time finding an unpainted area to make a good ground . I was by myself so getting a good connection and...
  6. M

    2000 Johnson 40 hp Won’t start

    Anyone know the fuel oil ratio for the 2000 Johnson 40 gallon
  7. M

    2000 Johnson 40 hp Won’t start

    Can I spray straight gas or starter fluid in there or does it have to be mixed with the oil ? I’ll hopefully try your suggestions along with the others this weekend ? Thanks for the input so far
  8. M

    2000 Johnson 40 hp Won’t start

    Yes I’ve tried holding in the key and holding it while cranking . I hear a click when I press and hold the key in . the primer valve and I’ll check the filter is this video cover what you’re talking about ? .
  9. M

    2000 Johnson 40 hp Won’t start

    Is there a way to clear the carbs without taking them all apart and doing a full check and cleaning ? Ie spray carb cleaner , or sea foam in the carbs or as you suggested with the fuel mix into the carb .
  10. M

    2000 Johnson 40 hp Won’t start

    The push to choke clicks when I push the the key in . Where is the filter in electric primer valve ? I checked the white filter on the fuel line and it seemed fine , I was able to blow air through it and gas is going through after I checked it .
  11. M

    2000 Johnson 40 hp Won’t start

    Flywheel key ? What is that or what does it look like and where do I locate it ?
  12. M

    2000 Johnson 40 hp Won’t start

    I got the proper oem champion spark plugs today gapped them correctly . Still nothing . The plugs were not wet . I tried putting starter fluid in on chamber and then put the plug back in . Nothing . How do i bypass bypass the shift ? Is it next to the carb ? How about using staring fluid...
  13. M

    2000 Johnson 40 hp Won’t start

    I have a 2000 Johnson 40 hp . The motor was running fine for five days straight . I ran low on gas pulling into the marina, the boat stopped . I got it starred again ran it onto the trailer. Turned it off . Filled up the 6 gallon outboard tank . Next morning I could not get the engine to...
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