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  1. Award

    Link and synch

    Ok so I rebuilt my carbs both adjustable now that’s a plus on a 78 800 merc is there any way to get timing and carbs set close I don’t have a tach ?
  2. Award

    Carburetor

    Took boat out for first time sense I rebuilt powerhead started fine took off got on plain then was going and then act like it was loaded up at full throttle and bogged way down then stalled tried starting it took a little bit end of taking off air cover to start it heade back got up on plain...
  3. Award

    Motor won’t turn off

    Hey all long time sense I’ve been on here my 78 800 merc runs great after rebuild but won’t turn off with key I have a Sierra 41000 ignition i read an old blog on how to hook switch up havnt done it that way yet should hooking it up that way solve my problem
  4. Award

    Restrictors bleed holes

    where can I find inserts for bleed holes or do I need them i guess they are a nylon insert ? thanks
  5. Award

    Happy New Year

    Have a happy new year everyone hope your 2019 will be great thank you everyone for info on my first outboard I’m sure I’ll have many more
  6. Award

    Piston number

    number under piston is 745 4973 is there a cross reference number to use I have been searching on internet to find rebuild kit for 78 merc 80 hp
  7. Award

    Powerhead

    well fellas I took powerhead pulled crank and pistons 1 piston was gouged and all the bottom rings were seized on one side of piston 😡 gonna have motor mic tomorrow cylinders looked ok but I’ll find out rear bearing was bad 🤬 so I sure hope block is ok 🙏🏻 So is it worth it to rebuild ? At least...
  8. Award

    Torque specs

    hey all well Had to take powerhead off my 1978 80 hp merc had hydro lock on cylinder 4. I’m glad it did actually because I found chunks of old pump in water ports and also had a hand full of sand I pulled out of water jacket ugggg what a mess. Any ways does anyone have torque specs and...
  9. Award

    Starting issues

    hello all have a 78 Merc 80 hp as you all may know just put new stator,trigger,rectifier on went to start it will only fire off starting fluid I havnt checked fuel pump yet but I did clean carbs i havnt checked to see if fuel in bowls yet do you think fuel pump is bad by any chance and should I...
  10. Award

    Stator

    I have 78 Merc 80 hp was trying to start come to find out had no spark I checked ohms between red red/white & blue blue/white didn’t get any reading on blue blue/wht is this mean bad stator
  11. Award

    1978 ranger 1750-v

    looking for some help on live well plumbing and also throttle & gear cables hook up on 1978 mercury 80 hp
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