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  1. M

    Converted my 1999 2 stroke 9.9 to a 15hp

    Hey guys! Just here to share what i did to convert my 9.9 yammy to a 15 hp (the only changes yamaha uses) so first off i got the 63W reeds (15hp reeds, the 9.9 are part numbered starting with 63V) I have a pic below you can see the difference (the 9.9 reeds are on the left) and the second thing...
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    1999 Yamaha 9.9 lighting coil question

    Hey guys, im kinda new to owning a yamaha outboard i see there are 2 unused prongs under the hood id like to wire up a usb charger and my battery for my fish finder, my question is do i need a special regulator that you can get from yamaha or can i wire the coil right to the battery? Thanks in...
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    Yamaha 15 hp 2stroke stock propeller size?

    Anybody know the exact size that comes on the yamaha 15hp outboard 2 strokes? Im pretty sure its a 3x 9 1/4 x 9 3/4 but cant find the info anywhere
  4. M

    1999 yamaha 2 stroke 9.9 to 15hp conversion

    Hey guys, i understand the only difference is the reed valve assembly has taller reed stops im just looking everywhere for that part number and cant find a proper answer, on the website theres 2 reed assembly part numbers (63V and 63W) but i dont know which one is for the 9.9 and which one for...
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    1999 Yamaha 9.9hp 2 stroke popping sound at WOT

    Hey guys, i recently picked up a yamaha 9.9 2 stroke, idles perfectly, i changed the spark plugs, water pump, gear oil ETC only thing i didnt take off was the carb cause the previous owner told me a shop just cleaned it.... anyways engine runs perfect but at WOT theres a popping noise randomly...
  6. M

    1997 mariner 200hp

    hey guys, does anybody know if this is a good motor, it was well taken care of by the previous owner. anybody with any informatin and quality of this motor, replies would be great.<br />thanks guys
  7. M

    1997 mariner 200hp

    hey guys, does anybody know if this is a good motor, it was well taken care of by the previous owner. anybody with any informatin and quality of this motor, replies would be great.<br />thanks guys
  8. M

    starcraft boat quality

    i have a new boat lined up to buy. its a starcraft 1991 16 foot.does anybody know if im getting myself into good quality, or bad junk. any help will be great!
  9. M

    starcraft boat quality

    i have a new boat lined up to buy. its a starcraft 1991 16 foot.does anybody know if im getting myself into good quality, or bad junk. any help will be great!
  10. M

    1991 mariner 200hp vs 1977 mercury 850 85hp

    hey guys i just want to say you guys are awesome!!! well heres the scoop. im buying my new outboard this weekend and i need to know which outboard would be better to buy. a 1991 mariner 200hp, or a 1977 mercury 850 85hp, are these good years for these motors? which one would make me be on the...
  11. M

    1977 merc 850

    hey guys, im thinking about buying a merc 850 (85hp) for my brand new crestliner boat. the previous owner has taken very good care of it i just want to know if this is a problematic motor or if its a reliable baby. any help would be great
  12. M

    4 strokes versus 2 strokes

    hey guys,<br /><br />i would like to hear everybodys input on the pros and cons of two strokes and fourstrokes.<br />im going to buy a new outboard soon and id like too hear everybodys opinions, thoughts, knowlege on each type of engine.
  13. M

    1992/1993 15hp force propshaft bearing

    hey guys whats up,<br /><br />just curious to know, i took the prop off my force 15 hp 1992/1993, and i spun the propshaft and it seemed a bit hard to turn at first, and then easy and this continued. i already changed the gear oil. is this the bearing? is it a problem? any help would be great
  14. M

    which year is my force 1992 or 1993???

    hey guys im not quite sure what year my force is its a 15 hp with the serial# 0E057093 if anybody could tell me that would be great
  15. M

    piston problem on my 15hp 1992 force!!!

    hey guys,<br /><br />one of the water jackets blew on the ehaust manifold due to the gasket and that allowed water in the bottom cylinder. so i took the manifold off and to my suprise i saw slight scoring on the bottom piston. the rings are fine. i guess this happened when we ran it on one...
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    1974 evinrude 18hp fastwin wont idle worth a $#!*

    hey guys,<br /><br />i have a 1974 18hp evinrude fastwin and it wont idle everytime i start the engine it revs up a bit then sounds like there is a big sputter of air that comes out of the engine does anybody know what this could be?????? and i would also like to know is that there is a hose...
  17. M

    water in the bottom cylinder on my force 1992 15!!!!!

    hi guys<br /><br />i know force is not the highest motor in technology but listen to this. i just went fishing one night with my force on the back of my boat and when i went to drive home i started it up and it was ok but when i shifted it into forwards the engine just started running on one...
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