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  1. C

    lower shift cable?

    I have a 86 starline with merc 120 and alpha 1...when I shift into gear the interrupt switch engages, forward and reverse. If I push slowly to forward it will go into gear but not if I go at an normal speed and it is dieing going into reverse every time. I dont know what it is but was thinking...
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    change engines??? from left feild question

    I have a 1986 merc 120 w/ alpha1 and I want a stronger engine. I have an old chevy s-10 89 model out back and was wondering if there was a way to put the 4.3l V6 in the boat? Probably not but thanks for the help
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    overheated and now makes rattling sound?

    I have a 1986 Starline 16" with a merc120 and alpha one. It overheated on me and I did not notice until it was making this rattling noise. Shut it down and got a tow to the dock but I guess it was too late. I went back to the lake to check it out after changing the water pump and the noise was...
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    overheating? please help Im lost

    I have a 1986 16' Starline with a Merc 120 and an alpha one outdrive. I overheated yesterday so I today I pulled the lower unit off and was going to check the impeller, replaced it last year at this time, but I found that it looked great. I did notice that the water tube stayed in the lower side...
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    damaged prop and pefrormance question

    I have a 1986 16' Starline skiboat with a 120 merc and alpha 1. I was wanting to know if the damage seen could cause "a lot" problems with whole shot thrust. I bought the boat this way and and have had it for a year and I want it to plane out faster. The prop is, I think, 14.5" x 19p. There is...
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    what prop to buy?

    I have a 1986 16' Sarline with a merc 120 I/O with an alphaone. I was looking to buy a new prop and then decided that I have no clue on which one I need, or how to decide. I think the stores sale guys want to sale me the most expensive **** they've got. My boat does not have a tach or speed so I...
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    steering help please

    I have a 16' 86 starline with merc 120 I/O. the problem I'm having is that when I run on plane the boat doesn't really want to turn, it kind of wants to stand on the sides and keep straight for the most part. I have adjusted the trim tab and it does this when I turn in both directions. I don't...
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    winterizing

    I understand the need for winterizing but the way I see it is if I winterize it then I cant use it in the winter...so how do I get around this? I have a ski boat but I like to fish out of it which is what I want to do in the cold...it has a I/O merc 120 with the alpha one drive. So am i just...
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    why does my boat turn right?

    I have a 1986 starline 16' w/ a merc 120 and alpha one drive unit. the boat wants to pull right as if it were out of alignment like a car and I have to fight it pushing it left just to keep it straight..real easy to turn right but going left is a different story its kind of hard and the boat...
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    trouble with fish finder

    I have a hummingbird 500 series and had it on a jon boat that I sold, then bought a bow rider and installed it on this boat and now i cant seem to get it to work properly. when I moving at any rate of speed the depth reads 1.5 feet. worked fine on the jon boat and the temp reading seems to be...
  11. C

    fuel gauge question

    somethings not working. Is there a way to check the gauge and the sender to determine which is bad?
  12. C

    question about fuel gauge

    somethings not working. Is there a way to check the gauge and the sender to determine which is bad?
  13. C

    impeller help please

    changing impeller and to install new one it looks like it will be extremely tight to the point where the rubber blades will be bent..is this correct? Alpha one outdrive from 86
  14. C

    check thermostat?

    should I even check the thermostat or just dive right in and change the impeller?
  15. C

    where is the impeller?

    I have looked through the manuals online and the ones I have but can't find a reference to the impeller, and is there a way to check it?
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    I cant find the manual?

    I have a 1986 Merc 120 and I have looked in the section on here and i guess I'm just dumb because I can't figure out which one is the one I need. I have downloaded 4 of them and I think they're all wrong. Can someone please help, feel dumb asking but I need it. Thanks
  17. C

    overheating?...merc 120

    I have bought my first boat and I love it but there are problems because I was ignorant going in. Now I have an overheating problem and was wondering if I could get some pointers as to where to start. thermostat? water pump? hoses? anything would be helpful. Thanks
  18. C

    prop pitch?

    I have a 16 ft' open bow with a merc 120 I assume it has original prop. Has a little damage, a chunk is missing about 1/4" X 1" off of one of the blades. The question is if I want to pull a skier out faster do I want one with more/less pitch for more torque?
  19. C

    muffs?

    Is it ok to use muffs in the driveway at idle to get the engine up to temp and do minor adjustments?
  20. C

    points or not?

    I have an 86 merc 120. how do I know if it has points or not?
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