Search results

  1. M

    25 hp REplace PRop Seal

    Imleaking oil out of the prop so I investigated and got some fishing line out. But I think I need to replace the seal (o-ring?) I can get prop off but I think I need to remove the thrust washer to get to the o ring....how do you do this? thanks in advance
  2. M

    How to drop lower unit 1991 25hp merc

    I took 4 bolts out but it will only drop an inch. What is holding it up and how to i get it off? I think it may be the long rod that is attached somewhere? Thanks in advance. Im trying to change impeller. Also is there steps to put it back togehter regarding the drive shaft
  3. M

    25 hp gas line connection leaking ?

    all the sudden it just started leaking gas when i pump the bulb. It leaks at the engine where the gas connector meets the pin...it appears to be leaking maybe out of a seal in that area by the grommet sponge not to technical on the terms obviously).... the pin connects tight. any help would...
  4. M

    Motor tilt Lock- 1991 25hp

    I beleive Im missing a pin or long bolt or something to be able to lock my motor in the up position....can anyone help here with a diagram or something. Can I just make a new bolt that will attach to the bracket that looks to help lock the motor up.....how does this mechanisim work I realize...
  5. M

    Pee Hole-Should water be warm

    Well they say there are no stupid questions? I have a 1991 25hp....thanks
  6. M

    wire idle 1991 25hp

    i know where it hooks up in front of engine on choke but where does it hook up in the back. thanks
  7. M

    oill leak prop area

    i am trying to bring a 1991 merc 25hp back to life and got it started for a bit....did not put in gear but ran it for about a minute....i now have oil dripping out of the prop area....any ideas on what is wrong? FYI i did change lower end oil and all look good
  8. M

    Float Lever Sticking 25hp 1991

    Any tricks on how to get one not to stick?
  9. M

    1991 25 hp merc carb/jet ?

    How far does the jet screw go down into the plug bolt that is at the bottom of the float bowl...should it be level/flush...or should it sit indside a lil deeper I cant find any details on this thanks
  10. M

    Carb Leaking GAs? 25hp merc

    I recently rebuilt my carb. When I pump my primer bulb it will not get hard.....and gas seems to be bubbling out of the middle rod right in the middle of the throat of the carb. Im sure this has something to do with the float and lever...any ideas why im bubbling gas out of this area when i...
  11. M

    what type of carb kit

    for a 1991 25hp mercury. I ordered the sierra 18-7212 one and not sure if this is right it looks to have some extra pieces but maybe that is how it works
  12. M

    Help with Taking Carb off a 25hp

    I have a 1991 merc. Im a newbie but giving this a shot and i am having problems on how to get to the bottom bolt...is there a trick Also how to i get the choke off the carb to slip the carb out? thank you so much
  13. M

    kill switch disconnect

    im trying to restor a early nineties 25 hp merc getting nothing. can i disconnect the kill switch (black and yellow) inside the motor. how do i do this?
  14. M

    Merc 25hp ?

    Great Forum...and this is my first post....real newbie hear so dont kill me First ? what year is my Merc 25 hp with serial # odo27420 Guy said it was a 1991 but i think a 93 but not sure.....i have gone to links here provided. Second ?.....I drained lower end oil and did not see any gaskets...
Top