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  1. R

    carb question

    1978 L6 165hp165 merc outgrive, how and when does the choke open and close,it may sound simple im not a carb man . thanks
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    Fuel filter

    1978 L6 165hp/w 165 outdrive Where is filter located. I am not seeing one in plain sight
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    stallimg out

    1981 galaxy merc L6 165hp 165 merc outdrive, started up fine ran at idle speed a couple of min. throttled up to wot all is good at this point , then it just bogged down like outa gas but did not cut off so i putted around a couple of min. throttled up again did the samething. plenty of gas in...
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    Vibration When Idleing

    1981 Galaxy 1978 L6 165 Merc 165 Merc Outdrive , When In Gear At Idle Speed There Is A Slight Vibration But As I Throttle Up It Smoths Right Out , No Over Heating, Oil Presure Fine , Should I Be Concered ? Thanks
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    outdrive noise

    1978 L6 165 hp 165 merc outdrive, when outdrive has been trimed up all the way is it alright to start motor with muffs and engage in forward or reverse without lowering the outdrive, because when i do this i here a soft whine in the outdrive, but when i trim the outdrive down a little bit the...
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    fuel consumtion

    1978 L6 165 with 165 merc outdrive, was running wot fuel was low, all of a sudden engine boged down like it was running outa gas ,i slowed down to idle speed a few seconds put it to her again nose stands up almost to plane and same thing happens this continued untill finally she would just run...
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    loose prop

    1981 galaxy 165 L6 chevy motor 165merc outdrive 1978, when prop nut is tightened prop will still move on shaft about 1/4 inch, spacer is in place , is this normal or is this a start of something serious .
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    weird noise in lower unit

    after prop change due to a spun hub my nerc 165 outdrive has a weird sound in it, sounds somewhat like a manifold leak in a auto motor ,lol, sorry dont know any other way to discribe it , the prop i put back on there was the same one i took off . any suggestions sure would be appresiated and...
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    spun hub

    spun hub a couple weeks ago, got new prop,went for test run ,now lower unit makes weird noise when running wot, sounds something like a hole in a cars manafold ,but never over heats oil presure good ,goes in and out of gear great just different , dont think its the prop because its the same one...
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    idleing to high up date

    hey guys thanks for all the input on manule down loaded it adjusted the idle from 750 rpms down to 600 .agrees with my motor just fine, thanks again, george
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    idleing to high

    1978 mec 165 hp inline 6cyl with merc 165 outdrive and was wandering what rpms should it idle at when motor is wamed up and if needed how to adjust the idle, thanks.
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    spun hub

    1981 galaxy 19.5 ft. 165 hp mercruiser outdrive 165hp inline 6cly 1978 model .i changed from 19pitch prop to 21pitch . i went up 2 pitches and down 1inch in diameter, launched boat throttled up to about 3000 rpms not plained out yet and all of a sudden i felt bad vibration and rpms went up...
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    prop size

    i have a 19.5 1981 galaxy 165 inline 6cyl mercruiser motor with 1978 165 mercruiser outdrive.my question is this, i changed my 19 pitch prop to a 21 pitch prop but the 21 pitch prop is smaller in diameter than 19 pitch by about half inch, what will that change and how will it change anything...
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    1988 mariner 150 hp

    was wandering how dependable and relieable theese motors are ? i have heard alot of bad things about mariner motors but never owned one . but if the price is right who knows. i have always owned evinrudes myself.
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    motor cutting off

    2000 ? force 90 hp outboard when in neutral after motor has been warmed up it goes into gear great but when wanting to give it throttle it cuts off,starts back up when choke has been engauged and give it some gas then come back to idle put it into gear and runs great and the cycle repeats...
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    tapping noise in top of motor

    1978 inline 6cyl 250 chevy motor . would like to know the proper way to adjust valves or lifters .thanks
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    changing alternator belt

    1981 galaxy1978 inline 6cly , does the front motor mount have to come completely off to do this task, or can just one end be loosened enough to get the old one off and the new one on
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    trim slow going up and down

    1978 inline 6cyl with 165merc outdrive and was wandering if outdrive should move up and down as fast as out board motors if so what should i check first and how do i do it, thanks
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    what prop to use

    1978 inline 6cly 250 chevy 165 merc outdrive, i have a 19 pitch prop on a 1981 galaxy 19footer.what should i have on there . i run about 3800 to 4200 rpms now and still have a good 1/3 throttle left to go.
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    maxium rpms

    1978 inline 6cyl 250 chevy 165 merc outdrive installed in 1981 19.5 galaxy , i normally run motor between 38 to 42 rpms, and it plains off pretty good at that speed but i still have a good 1/3 of my throttle left .what would be the maxium rpms i should run motor on long runs up and down river.i...
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