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    40hp Mariner (yamaha) water tube seal

    I need some help. I picked up a 40 hp Mariner 6e9 005802. The motor pumped water but ran hot. I pulled the lower unit and notced that the water tube went into the water pump housing without any seals. Eventhough the seals are "na" I was able to locate them. The seals should be the right...
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    thermostat part number

    I have a 40hp Mariner made by yamaha. need to replace thermostat. Can some one tell me the part number. do I go to Mercury or Yamaha. have looked online but cannot find part.
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    85hp start question

    picked up a Bayliner with a 85Force. When I start in the motor cannot adjust throttle speed very much. Is this normal--my other motors allow you to throttle up in neutral alot more than the Force.
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    1984 Mariner (yamaha) 40 hp

    Not getting spark. checked kill switch. still nothing. do this engines have points?? if so is there a procedure??
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    85hp lower unit water tube seal

    Last fall picked up a 1988 85hp force in good condition. It appeared that the prior owner replaced the lower unit with an older Chrysler (white). When I started it this weekend it ran hot. Dropped the lower unit. Impellar looks like new. My question I did notice that the water pump assembly...
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    Baylner Tophy 1710 center console 1988

    Recently had the chance to pick up this boat in relatively mint condition. Does anyone have any information on this model. At best I can tell it was made only for one year
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    1985 Chrysler/1988 Force 85hp differences

    does anyone know if there are any major differences between these two motors besides the cowling. are the major parts interchangeble. would a cheap 85 Chrylser make a suitable donor motor for a 88 Force??
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    tilt and trim install

    I recently acquired a 1988 Bayliner cc with a 85hp Force. The boat and motor are like new like being in a time warp. The motor has no power trim and tilt. Can you guys give me your opinion as to wether or not it is wothwhile to consider putting power trim on this motor. How much of a job...
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    3.0 motor installation/swap

    My old (l988) 3.0 with a Cobra outdrive has bit the dust. I picked up a cherry 1992 Mercruiser 3.0 set up for an Alpha drive. <br /><br />As I see it most of the motor is a item for item swap. Can I use the mercrusier digital ignition?<br /><br />I have been also told that there is a...
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    3.0 liter motor swap

    What kind of differences are there between a pre l990 3.0 liter and a post l990. Will a post l990 motor work in a l988 omc cobra set up. What kind of modifications are required??
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    3.0 liter compression

    What is the compression ranges for this motor??<br /><br />I want to test the compression but I can't find any technical information as to what the factory specs on this motor.<br /><br />Any help appreciated.
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    3.0 possible cracked block

    I think I have a major problem. My l988 3.0 started getting water in the number one cylinder and oil. Had the head tested, as well as the manifold and elbow. All were done by a professional shop. Head gasket showed no water tracks. Replaced all gaskets as put back together. Still water in...
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    spark but no spark

    I recently was given an old outboard motor.<br /><br />When I try to start the motor, I get a very weak spark. The previous owner has told me that he replaced the points and condenser.<br /><br />Since I do get a spark, what else could it be other than the point/condenser. Would the coil work...
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    OMC 3.0 versus 2.5 Alternater

    Does anyone know if the alternator off a OMC 120 (l53Ci) motor will work on a OMC (181ci) motor. I have an opportunity to pick up a good used alternator, unfortunately my boat is all wrapped up for the winter.<br /><br />thanks, Tomr
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    Merc 9.8 carb needle valve turnout

    Can anyone tell me the needle valve turnout for a l982 Mercury 9.8hp motor. Thanks, Tom
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