Fixing 1997 25hp Mercury that Won't Start - 2 Stroke Carburetor Cleaning

Ойын-сауық

After taking apart this carburetor a few times, we finally fixed it. I didn't use new gaskets because I attempted to rebuild the carb last year and used a new gasket kit then.

Пікірлер: 36

  • @mauriciodiaz1310
    @mauriciodiaz1310 Жыл бұрын

    This is the best video by far. Same motor as mine except mine is 20 hp. Thank you

  • @mercman2.5
    @mercman2.52 жыл бұрын

    Always replace fuel lines with clear lines, you can see fuel flow, make sure entire system is air-tight, fuel fittings cause more carb problems than you could imagine, totally leak free...

  • @anthonysupplee858
    @anthonysupplee8582 жыл бұрын

    Thanks for the video. It’s easy to follow and complete.

  • @terrorofdemons1168
    @terrorofdemons1168 Жыл бұрын

    I use a sonic cleaner on my carbs and then blow it out with compressed air. It works great

  • @nicklasohlin2754
    @nicklasohlin27542 жыл бұрын

    Ty, from Sweden!

  • @johnropeleski6006
    @johnropeleski6006Ай бұрын

    When rebuilding these carbs you have to replace the seat and retaining clip for the bb.

  • @buddyb15
    @buddyb15 Жыл бұрын

    The float has 2 dimples on one side and smooth on the other. Which side lays on the forks?

  • @tobytester2674
    @tobytester2674 Жыл бұрын

    Great video! What is the part number to that rebuild kit?

  • @jonnypage9484
    @jonnypage948419 күн бұрын

    Yeah dude you put your fuel pump back together wrong at the start 4 minutes you can see it goes rubber and then green but then you put it green and then the rubber?at the 9ish minute can that mess it up ?

  • @pepilloni
    @pepilloni9 ай бұрын

    Hi nice video how did you call the cover in front the carburetor? Thanks

  • @paultravis7580
    @paultravis75802 жыл бұрын

    Good vid. Did u check vacuum lines ? My motor had a rough idle I found a pin hole were the vac line was rubbing a bolt replace with new line a it purrs like a kitten. And think you for your time to help others.

  • @fishnfix2432

    @fishnfix2432

    2 жыл бұрын

    Thanks for the nice words. I did not check my vacuum lines, but after throughly cleaning the carb, it seemed to running good. I will have to look at the vacuum lines in the future though.

  • @gardeningGTA
    @gardeningGTA Жыл бұрын

    I have the same motor but with electric start. I can start the engine. But the engine bogs out and stalls after I press the accelerator. Any tips , ideas what the issue might be ?

  • @BrokenRRT

    @BrokenRRT

    4 ай бұрын

    Replace the the fuel line from tank to motor. There’s a liner inside that hose that breaks down and collapses. Common outboard issue for your description.

  • @bryanhuff5671
    @bryanhuff56712 жыл бұрын

    Thanks very much for this video. I have that exact same carb and just recently rebuilt mine as well ( cleaned and replaced all gaskets ). My problem is that mine did not have that little BB underneath the primer button. It had the tiny spring underneath the brass cap but no BB! The thing is I have searched high and low for a kit for this and have bought two so far and neither one came with that BB. Does anybody know where I can get one or what size it is? I have plenty of different size shotgun shells laying around and was hoping maybe I could use one of those BB's?? Can anyone help me with this? Thanks very much in advance.

  • @hellbent4bass

    @hellbent4bass

    2 жыл бұрын

    In case you are still looking, the ball from the bearing in a fidget spinner works.

  • @kukusnest65

    @kukusnest65

    2 жыл бұрын

    i used a bb out of a polaris pool cleaner wheel bearing

  • @eliseomejia1654
    @eliseomejia16545 ай бұрын

    Buenos días amigo como puedo conseguir un flotador nuevo el de mi motor fuera de borda Mercury 25 dos tiempos se daño es igual al que sale en el vídeo

  • @timovalimaki2628
    @timovalimaki26282 жыл бұрын

    that fuel pump...someone put at first gasket and then diaphragm. and that white float...some put it different way... I do not know which one is correct

  • @jrppemarti9762

    @jrppemarti9762

    2 ай бұрын

    vittu kans kattelin näitä nyt tunnin verran ja joka toises videos aina toisin päin ne. ei vissii väliä kun kerta kaikilla pelaa

  • @jrppemarti9762

    @jrppemarti9762

    2 ай бұрын

    laitan sillee että se immenkalvo on kiinni siinä muovisessa väliosassa ja tiiviste ulkopuolelle kantta vasten. sillee ne oli ainaki ku purin äsken ja tuntuis et se o se idea olla lähellä tuota jousielementtiä ja silloin tulee isoin liike

  • @riverrivers250
    @riverrivers2502 жыл бұрын

    My same exact outboard bog’s down when i try to go full throttle its like hesitant. It will go full speed for 2 seconds and slow down and go again and slowdown… i gotta keep the bulb primed to go fast….. what wud you suggest checking.

  • @fishnfix2432

    @fishnfix2432

    2 жыл бұрын

    With some experience with a couple of 2 stroke outboards, fuel problems always seem to revolve around the carb. I would start by dissembling it and cleaning it very good. Make sure to use the spray carb cleaner.

  • @riverrivers250

    @riverrivers250

    2 жыл бұрын

    @@fishnfix2432 hi i found the problem its the top part @3:50 ,,,, when it hesitates/bogs down, it leaks gas from the top part gas line side,,, sooo idk if the placement of the top plate matters. I watched urs carefully my gasket sits correctly but the plate that says “top” faces the opposite direction compared to yours

  • @fishnfix2432

    @fishnfix2432

    2 жыл бұрын

    @@riverrivers250 hmm, I don’t know. I know the gasket below the top plate has a special position, but I don’t think the plate has one.

  • @jeremyterry7838

    @jeremyterry7838

    Жыл бұрын

    Check gas lines from fuel tank. The liner inside it will restrict fuel flow. That was my problem. It was doing same as yours

  • @jriley3019
    @jriley3019 Жыл бұрын

    Followed your video and thank you. I just did a rebuild on mine and now it leans out and dies. Squeeze the bulb and it'll run, lean then die. Keep squeezing and it keeps running. Any idea? (note - I have a 20hp and upgraded to the WMC53A carb to make it a 25. This is the carb I rebuilt. With the original setup, it ran fine before switching them out). Appreciate any advice you can offer.

  • @eduffy4937

    @eduffy4937

    Жыл бұрын

    You have a faulty primer bulb. Replace it. Spend money on a good one. Not from Amazon. I've had more ppl bring me so many bulb issues thought to be motor issues in the last 2 years. Like 5dozen or more.

  • @jriley3019

    @jriley3019

    Жыл бұрын

    @@eduffy4937 Thanks, but why would it run fine with the original carb and then act funky with a larger carb installed? Found the issue: Had the gasket between the carb and reed block on wrong. It was covering the hole that feeds the fuel pump on the carb. After lining up and reinstalling it worked like a champ and I even took it out that afternoon.

  • @eduffy4937

    @eduffy4937

    Жыл бұрын

    @@jriley3019 oh I didn't see the part where you rebuilt it. Just saw the squishy bulb you had to keep pumping

  • @mauriciodiaz1310
    @mauriciodiaz1310 Жыл бұрын

    Just like my boat it takes about 20 pulls to start but once is on it never turns off

  • @tyfab6288
    @tyfab62889 ай бұрын

    Great video! I’ve just done mine. But now the fuel bulb does not go hard. And it squirts through the hole on the primer thing on the left part of the carburettor. Does it do the same to you?

  • @joemoore1379

    @joemoore1379

    3 ай бұрын

    I have this issue too, have you resolved?

  • @tyfab6288

    @tyfab6288

    3 ай бұрын

    Yes by rebuilding again. The pump gasket was not sitting correctly.

  • @fishinnorcal2576
    @fishinnorcal2576 Жыл бұрын

    Are you done with KZread

  • @chrispeterson1247
    @chrispeterson124726 күн бұрын

    your float is upside down and I have no idea where you got that extra green gasket from on the fuel diaphragm but it doesnt exist lol

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