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    spark plug wiring on a mid 50's Johnson

    I recently replaced the plugs, wire and coils on a mid 50's Johnson, 15hp. I also cleaned out the carb and the compression is real good but I can't get the motor to start. I do have have good spark on both plugs. Does it matter what coil goes to what plug? I may have mixed the two up when I did...
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    '67 Merc, 9.8hp shifting problem

    I have a 1967 Mercury, model 110, 9.8hp. The problem is it stays in forward gear. It won't shift into neut. or reverse. I have the lower unit off and I can shift it into forward/neut./reverse with no problem. It mates up with the shift shaft from the top half but I think it maybe stripped...
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    merc 9.8 lower unit swap out

    I have a 1967 Merc 110, 9.8hp that needs the forward and reverse gears. I have found a lower unit from a 1973 Merc, same model and HP. Can I use the gears from it to put in the '67 lower unit?<br /><br />Thanks
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    1958 Johnson 5.5hp rebuild question

    The power head on my 1958 5.5hp Johnson has froze up, cylinder damage. Can I replace it with a power head from a 1958 10hp Johnson or will the lower unit not support it?<br /><br />Thanks
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    '67 merc, 9.8hp lower unit question

    I took the lower unit off a 1967 110 Merc, 9.8hp to replace the gear bearings. I notice there weren't any gaskets. Are there suppose to be any gaskets or seals to replace while I have this separated?<br /><br />Thanks,<br />Gary
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    finding year of motor without model number

    I have a mid 50's Johnson that I'm not too sure what the year or HP is. I need to get some points and condensers but I'm told that I need the model number to get the correct parts. The model number has been scatched off. I do have a readable serial number. Can I find the year and HP from that...
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    18hp motor got wet, it will not start

    I have an 18hp Johnson. It was made in the mid fifties. I had it running great this weekend. I was taking it off the boat in shallow water and let it drop into the water. It wasn't sumerged but a few seconds. Before I tried to start it again I took the rotor off and let the points dry off. I...
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    What spark plug do I use?

    I have 1967 Mercury, 9.8hp, model 110. The motor starts easily after a few pulls but seems to run rough after it starts. I seem to have good spark and I cleaned out the carb really good and compression is good. I was told that I could have the wrong spark plug for this motor. Can anyone tell me...
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    Spark plug question for '67 Merc

    I have a 1967, 9.8hp Merc. The manual I have said to put in a champion L4J plug. The place I went to didn't have this plug but cross referenced it to an Auto lite plug. I was told I should have used the champion because it is a better plug. Does any one know if there is there a notable...
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    1967 MERC, 9.8HP water pump question

    I replaced the water pump on a 1967 Merc, 9.8hp, model 110. I can't see any water coming out but I'm not sure where it is suppose to come out. Can any one tell me?<br /><br />Thanks
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    1967 Mercury lower unit

    I'm working on a 1967, 10hp Mecury, model 110. I replaced the reverse bearing and I was wondering how I should press the bearing into the bearing carrier and how much pressure to use. The carrier is made of a soft metal and I don't want to crack it. <br /><br />Thanks
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    Lower unit problem in a '67, 10hp Merc

    I'm working on a 1967, 10hp Mercury. I had a problem in the lower unit and I replaced the bearings in the forward and reverse gears. I also replaced the roller bearing on the drive shaft. I can put the drive shaft onto the pinion gear and onto the forward gear but I can not turn it. It seems to...
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    carb replacement

    I have a 1959,10hp Johnson that needs a carb. I have a 1954 18hp Johnson that doesn't work but the carb is good. Can I put the 54 carb on the 59 johnson? If I can, will there be a diference in performance? That is, will the 59 Johnson run faster, slower, smoother, etc?<br /><br />thanks
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    Mid 50's Johnson carb question

    I'm working on a Mid 1950's Johnson, 18hp. I'm cleaning the carb and there is a sealed chamber at the end of the low speed needle assembly. Do I take that off and clean inside it? The kit I got looks like it came with a same size seal. It doesn't look like it will come out easy. How does it come...
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    Fuel gage problems

    I've read a couple of problems concerning the fuel gage in this forum so I thought I would put my 2 cents in. I had a fuel gage that read empty all the time. I checked and found it faulty. I replaced it and turned turn on the ignition and it read full. The next time it went to 3/4 and when I...
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    In need of some parts for Mercury

    Where is there a good place on the web to get parts for the lower unit of a mid 60's 10hp Mercury? I'm in need of a few parts to get this motor going.<br /><br />Thanks
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    67 Mercury 9.8hp lower unit problem

    Hello all<br /><br />I'm working on a 1967, 9.8hp Mercury with shifting problems. I've got most of it apart except for the forward gear. The book I have said to bang it on a piece of wood and the gear should drop out. Well it aint coming out. Anybody have any suggestions?<br /><br />Thanks
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    Where do I get stern drive manual?

    Hi all<br /><br />I'm not sure if I'm in the right place for this question but hear goes. My stern drive is broke down and I want to learn how to fix it myself and save a few $$$. I want to get a manual for it but there is no identification on it telling me what model/year it is. I was told the...
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    How to check a rectifier?

    I have a 1976 110 Mercury, 9.8hp. The motor can take quite a few pulls before it starts but idles and runs find. When I throttle up to top speed I can hear arcing but the motor seems to run find. I'm going to check the points but I thought I would check the rectifier as well since I will have...
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    Year of my mercury

    Where is the best place on the web to find the year of a mercury? If anyone wants to help me out, the serial number is 4393818.<br /><br />Thanks
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