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    1988 85 hp. Odd situation, what did I fry?

    I rarely get stumped this bad, and I am, need the pros help. To sum up, motor won't fire. She turns over fine and has fuel delivery (rebuilt carbs and fuel pump 2 months ago and boat has been used twice a week). She has spark on 3 and weak spark on 2, no spark on 1. Last trip out hit some...
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    88' 85 HP in water idle

    Hi guys. I watched the video on how to linc n sync that one of the pros posted on youtube. Thank you!! The problem is, my in water idle is still low and will occasionally stall while rolling into reverse from neutral. It runs perfect in FWD and neutral. I have the line matched up with...
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    Fried force fuel pump

    This fuel pump came off a motor that was running on the lake (well) last year. My diaphragm was a little stretched and decided to pull the one of my parts motor my friend blew up last summer, this is what it looked like. Just a reminder I guess of how important it is to follow through and check...
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    1988 85 HP Force top carb

    Hello everyone. So, I have rebuilt/worked on many OMC's but this is my first Force. A little different set-up but essentially the same. Anyway, here is my latest issue. I have rebuilt all three carbs, and bought a donor motor to fix back power pack/coils. The motor now starts first turn of...
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    15 HP Mercury Idendification

    I have recently bought a 15 HP Mercury from my friend at work. THe throttle/shift cable is broken and I need to order a new one. The problem is the P/N S/N plate is gone off the transom mount. I can see the adhesive, but no numbers. Is there another location to find the serial number on...
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    1972 65 hp seems like low power

    I finally got my boat on the water. It idled a little rough at first but now it is driveable. The problem is, even with the lever all the way foward it seems like it should have more power. I have a 15' alum boat that weighs prob less than 3 hundred pounds before the motor. I can only go...
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    1978 15 hp Rude only runs at start/wot

    Hello, I recently picked up a 15 hp for a back-up motor. It had sat for 5 + yrs, thus the good deal. I put new plugs/fuel lines and cleaned up the carb. I know have it running but only with the handle at start and fast. If I turn to shift or slow (on the tiller handle) it quits on me...
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    1978 15 HP RUDE ---Float Bowl

    Hello All, I recently picked up a 1978 15hp rude as a backup motor. Carb was nasty upon tear down but cleaned up nice, the problem is there are a few pinholes in the aft section of the float bowl. I used JB Weld for now, but I would like it to be right. Does anyone know where I can...
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    1972 65 hp ign swtch replacement

    Thank you everyone for being so helpful this far. The Saga continues though. I troubleshot my ign problem to the ign switch using your guidance and the books. My next question is: I got a new switch that is supposed to be a superceeded part no., it is the same one the previous owner...
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    1972 65 HP Johnson Ignition

    I have yet another question trying to get this motor running. I disconneted the black and yellow wire from my powerpack (as you guys suggested) and I now have spark!!! Does this mean I need to replace the ign switch on the remote? Thanks in advance
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    1972 65 hp Rectifier

    I have a question. I read out my rectifier in accordance with the manual and it failed, read it like 10 times to be sure. My question is will this cause the motor not to start or will it only just not charge the battery??? ANy help is greatly appreciated as lake season is approaching. Buck
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    1972 65 HP Thermo Choke question

    I have another question I should have added to my other one. THe motor I bought had been used in salt water and been sitting for 4 or 5 yrs. So I decided to take the head apart to replace the thermostat, head gasket etc. My question is the thermo choke switch was so brittle it just fell apart...
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    1972 65HP NO Spark!!

    Hello All, I am restoring an old Starcraft w/65HP Johnson. The boat is done but now I can't get the motor to fire. It turns over great and gets fuel/oil to the plugs. No spark though. I checked the in-line fuse, and read out the stator. I don't suspect the coils either as they look...
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