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  1. M

    1999 Johnson 25hp coil pack questions

    Does a coil just go out with no signs of going out or will it show hints of it going out
  2. M

    1999 Johnson 25hp very bad idling problem

    Ok I clean carb set float and mixture screw but it still jumps and skips and backfires just at idle runs awesome at wot new fuel line and I have it hooked up straight to fuel pump no connections so it don't suck air any other ideas from you guys would really help
  3. M

    1999 Johnson 25 hp question !!!

    Ok yesterday I took it out went fishing and it ran awesome no problems just was curious about something I took my hood off when got back to landing and the front of the motor was sweating right behind carb where reeds are and the carb was too and the throat of my carb was milky where some of the...
  4. M

    1979 Johnson 6 hp water pump problem

    Ok good news the gasket over the high speed jet was missing and I put it back on and it runs like a champ but I have another problem I have a brand new impeller and it's not pissing and I put plenty of water pumps together and I know I put it on right ....I blew out the pee hole and it's not...
  5. M

    1979 Johnson 6hp carb questions!!!

    Ok it has spark on both cylinders and good compression it start 2 crank idles ruff and when I open up throttle it Boggs down like its flooding out when I kill the motor and pull the plugs and it's super black and wet ...let me note I just got it running been sitting up for over a year
  6. M

    1999 Johnson 25hp throttle/governor questions!

    Ok here's my problem and I need help solving it when I open up wot the flap inside carb should be flat/wide open right, but then I'm wot the flap on the inside passes wide open and starts closing the opposite way and motor slows down a little bit how do I fix this problem ?....thanks
  7. M

    1999 johnson 25 carb question?!?!?

    Ok motor runs awesome idles fine and wot its awesome but after running it for a while I can take the good off and look at the front the carb at the throat "intake" there a little bit of fuel sitting in it and carb was rebuilt a couple months ago and awnsers why there's fuel there
  8. M

    2009 yamaha 25 boot on shift shaft!!!help

    Ok I took my lower unit down cause it was leaking oil out of small weep hole when I pulled if off my boot on my shift shaft has a big hole in it and is leaking oil from it pretty bad so my question is how do I change it and put my new one on?
  9. M

    Spark gap on 1999 johnson 25?

    ??????
  10. M

    Question out seafoam?

    Is the seafoam motor treatment the same as the seafoam that comes in a spray can ... What I'm getting at is if I pour sseafoam motor treatment in a spray bottle can I use that to spray into my carb while its running
  11. M

    1999 johnson 25hp idle sneeze and kills

    Hey guys my motor starts up idles fine for about half a minute then spits and kills then starts right up and if I give it just a hair of trottle it runs fine and runs awesome wot just when I have tiller handle all the way idled down it does this does anyone know what's makin this happen and I...
  12. M

    1999 johnson 25 hp question!!

    1999 johnson 25 pull start ...Ok just wondering if someone can please help me, on the side my motor where the electric start motor would go there's a bare ground wire that's bolted to the side my bracket and the other end looks like it bolted on to a little screw that screwed in to what looks...
  13. M

    1979 mariner/yamaha 25 hp problems

    Ok went frogging last night got boat loaded up and we took off and could get on step it would really rev up its like it was struggling to go (had 4 people 3 of them 200 and over...lol and me 170) well I ran it like that for about 45 minutes wide open then it started missing so I pulled over to...
  14. M

    1979 mariner 25 ....putting head gasket back on?

    Is there a special way to tight the bolts back on ...meaning a pattern to do it in and torqueing them down and if so how much torque
  15. M

    Reused a used head gasket?

    I have a bad head gasket and I had a parts motor same year and size and the motor is in good shape I took head gasket off the parts motor and it looks good dont look bad at all y'all think it would be ok if I use that one?
  16. M

    Question about my motor when I ran out of gas today

    I went run my 1979 mariner 25 today ran awesome on the way back to landing I ran out of gas but right before I ran out my Rpms went up and I picked up speed for a good minute r two can any explain
  17. M

    1979 Johnson 70hp stalls and kills when pulling on trailer?

    Runs awesome and gets on step fine everything else is fine motor starts trims down when pullin on trailer so idk what's causing it
  18. M

    Water on bottom spark plug and the oil on the treads look milky?

    What causes this and it's a 1979 mariner 25hp
  19. M

    1979 Mariner 25 hp shift linkage help!!!

    My motor shift fine into forward and neutral and when I put it into reverse its like its not going all the way in gear I know there's to nuts jammed against each other the the linkage connects I Juarez dont know witch way to adjust it to where in pushes it down more to man it go all the way in gear
  20. M

    1979 mariner 25 hp carb adjustments ?

    What is the proper way to adjust lean rich screw on my motor 6950022 its something like that can't see it good
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