Recent content by ranman6

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    Sport Jet 120hp

    Looking for answers.. I have a sport jet 120 hp, I went to start it this summer and water is coming out of cylinder #4 , so Iv'e pulled the engine and going to pull it apart. My question is where would the leakage be in the exaust or head?
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    sport jet starter

    My starter went out of my 120 hp sport jet, I am looking for a new one or a rebuild kit. Does anybody know where I can get one?:( Thanks
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    Problems with a 120hp sport jet

    I have a 120 hp Merc. Sport Jet, the problem is the engine is running fine and seems to get WOT, but I have trouble planing the dang thing! It seems to get worse everytime I take it out , when I open it up it takes for ever to plane it out and I have to get all the weight up front. Its like...
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    Sport Jet 120 Problems

    Everytime I hook up a hose to my engine I get water comming out of my bottom cylinders. I've used the adapter and no pressure but it always seems to happen. Then I take it out to the lake and it starts fine after I change the plugs, the only thing I notice is that it doesn't have the power it...
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    120 sport jet carbs

    I am looking for a good place to buy carb rebuild kits? If anybody on here has a good source let me know. Thanks
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    sport jet water hook ups?

    I have a 120 hp Merc. Sport jet, I need to adjust my carbs and timing on this, is there an adapter to hook up a garden hose so I can run it in my driveway? I have done this previously straight to a garden hose and it blew my gaskets, so I need to find an alternative method. Thanks for any...
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    can't this boat go any faster??

    I have a 1995 Merc. Sport Jet 120 hp. Last year after a new re-build I put it in the water and it ran fine all season, this year it was a little sluggish at frst and now its gone down hill it wont get over 15 mph, before i have had it up to around 35-40. The only thing I have done different is...
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    120/ Sport Jet impeller

    I am thinking of changing my impeller on my 1995 120hp Sport jet, I don't know if anybody on here has done this or how hard it may be?? Any advice would be appreciated.
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    too much water

    How much water is too much, I have a 120 sport jet that i have hooked up to garden hose, done it many times. Started it today and have water coming out of the bottom two cylinders. Did I do these with too much water coming through? Now what do I do, have to tear it down or just try to get the...
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    sport jet 120

    I have a mecury sport jet 120 hp, I just rebuilt the engine from ground up. I have problems with it starting that I can't figure out , when I have it hooked up to water hose in my driveway it fires up just fine, but when I get it in the water, I have to prime it with starter fluid to get it to...
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