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    1974 Evinrude 25hp wont run.

    -It appears you are totally confused by ignition coils under the flywheel and the driver coil under the flywheel ????? i think i might be the way you are asking me. i thoiught the driver coil was the one that would produce Voltage to go back to the battery to charge it. the Ignition coil was...
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    1974 Evinrude 25hp wont run.

    i keep the tank about a foot lower then the head of the motor now. i do have multiple motors, but the two motors have the same powerhead, so i ask questions to just the one motor, anything i learn from that i can use on the other. i do appreciate all the help, hopefully will be done with this...
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    1974 Evinrude 25hp wont run.

    i ask alot of questions, realising they are general. so i try to be more spacific, so i get more of a direct answer to my problem. thank you for the celifane idea. but when i squeeze the ball for gas it leaks badly, new clamps didnt help that much. thank you for the help and idea Dale
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    1974 Evinrude 25hp wont run.

    i watched some videos to see about the suction or pressure depends on how you look at it, but most say 1lb, the problem is unless you hook a gage to the line and add a T so fuel can still go to motor when running. you wont feel it if you put your finger over the hole? so out of the three motors...
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    1974 Evinrude 25hp wont run.

    I should correct my self. So from what I have read and looked up the fuel pumps that are on theses types of motors only use the pulse from The crank case that makes the diafram pulse. I see it does Not do to much more then that. After the motors is running it is basically a suction after that...
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    1974 Evinrude 25hp wont run.

    funny youmention that. the tank i had was not venting. it was building up with pressure could see the tank bulging (plastic) so i ripped the little device out and fixed the issue so it will vent on its own now. the other thing is, since i did that the issues started to show up more. so i think...
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    1974 Evinrude 25hp wont run.

    i did, it does spit fuel in a good flow. i even took it off and ran it with out fuel pump, but it runs and then dies. so i have to start over and double check. i did something wrong, just have to look at it again with fresh eyes. thank you Dale
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    1974 Evinrude 25hp wont run.

    Picked up gear oil for the 3 drives. So I did the maintenance in the lower end. I am having issues keeping the motor running again. So as some one said to me troubleshoot don’t guess. The gas bulb had a leak on the output side. The carb would fill up with gas then run what was in the bowl, then...
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    1974 Evinrude 25hp wont run.

    That is awesome, thank you for all the great info and explaining it. I will work on it tomorrow . Today I was working on the 9,9 but I need a carb kit so it’s on hold . Back to my Johnson & Evinrude 1974 25 hp motors. Thank you very much As always appreciate the help Dale
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    1974 Evinrude 25hp wont run.

    Thank you for the help and information. Appreciate all the HELP…. Thanks Dale
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    1974 Evinrude 25hp wont run.

    Wow, I only asked again for everyone seems to have a diffrent value. I am sorry if you are tired of my trivial questions, but I have come a long way by asking instead of assuming. This was a place to get help correct. Sorry you feel aggravated with my questions. But I think I can fix my...
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    1974 Evinrude 25hp wont run.

    Ok so I will be going to the stores to pick up some Penzoil today. What is the prefers mix ratio 5 gallons of regular or high test , to how much oil please. Next is gear oil I am changing it in all 3 of my motors what is better I don’t see it but this is what my Walmart sells Thanks as always...
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    1974 Evinrude 25hp wont run.

    So what would you recommend ???
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    1974 Evinrude 25hp wont run.

    So question about 2 stroke oil, can I use the 2 stroke oil from lowes. Craftsman 2 stroke oil? Or do I need something else. Appreciate the help as always Dale
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    1974 Evinrude 25hp wont run.

    0.30 is correct gap for this motor. So I replaced fuel pump , put new hose in from Tank to carb. All new. I did not get new gas yet. Will do tomorrow . One issue I did run into is the fuel pump from Amazon is not pointing in the correct direction. So I unscrewed it to rotate it and put it back...
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    1974 Evinrude 25hp wont run.

    I have not stopped working on the motor. Work and cold weather are not playing nicely @ this point. Hopefully by Friday
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    1974 Evinrude 25hp wont run.

    So I took the carb off cleaned it sprayed all The openings etc…. So no contaminates will be in there . Put new fuel lines in. Went to start it ran then dies. Not what did I do ???? So what happened was I put the gasket on upside down to the bowl. & it blocked one of the passages. It was...
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    1974 Evinrude 25hp wont run.

    Ok so I figured let me check the fuel pump . So I took the lines off of it . When I did I thought the gas in the line going to the carb looked orangeeeee. So I drained what was in the carb. Then I took a sample from the hose that was going to the fuel pump so this is the gas in the tank. Here...
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    1974 Evinrude 25hp wont run.

    Thank you for confirming it. Feel better now…
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    1974 Evinrude 25hp wont run.

    I looked online the chart says I was wrong All together should be J4c . Can some one tell me what is correct
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