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  1. J

    yamaha 3 cylinder 25hp not running well

    does not rev up under a load as well as normal and when i have it at full trottle it seems bogged down until i pull the choke out about halfway and it takes off
  2. J

    yamaha 25hp 3 cylinder prop selection

    I have a yamaha 25 on a weld craft 1542 mod vee with a plywood/epoxy floor. the motor has a solas ss 10 3/4 X 10 pitch on it and it runs 25mph with 2 people. It gets out of the hole really well. I would like to get more speed out of it. could any of you guys recommend a prop that i can...
  3. J

    25 yamaha 3 cylinder mods

    I have a 25 yamaha 3 cylinder. I have read that these motors can be beefed up to a 30 or 35 hp. Is that true? I know they can be modded, with bigger carbs and such. I am really trying to find out if i can just do a couple simple things to make it like a stock 30 or 35..
  4. J

    update from merc 25 locked up

    I posted a thread about a month ago about a merc 25 that i came across. you guys advised that i should tear down the motor and rebuild it. So its all back together now. new gaskets, pistons, rings, bearings. compression on both cylinders is 115 psi. seems to be a tad bit low. I havent...
  5. J

    will 1981 tiller handle fit 2002 mercry 25

    I have a 2002 mercury 25 that I am trying to convert to tiller handle. Does anyone know if those parts will fit from a 1981 mercury 25?
  6. J

    parts compatibility through the years

    I need to know if the tiller handle will swap from a 1981 model mercury 25 to a 2002 model merc 25. I am in th process of changing my 2002 motor to a tiller handle and have the opportunity to buy a 1981 motor for really cheap. Will these parts swap over?
  7. J

    2002 merc 25 motor seized after being laid on side for years

    I am new to this forum and new to outboards but am fairly familiar with engines. i bought this motor crazy cheap the other day hoping i will be able to fix it. the fella selling it says it was taken off of the boat it was on after 10hrs of use because a larger engine was desired and laid on...
  8. J

    no fire on 1978 150 xp evinrude

    i recently took this motor off one boat and installed on my boat. motor ran great on original boat. now i can turn over the motor but am not getting fire on any cylinders. i was maybe thinking something is grounded that shouldnt be. please help.
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