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  1. M

    How to add killswitch 20hp mercury ?

    I have a 1978 20hp mercury with controls. Does anyone know where or what wires to connect a universal killswitch. I have wiring diagrams and one seadog killswitch.I would like to hook it up to controls but dont know what to do with switch. If i go to motor i will need...
  2. M

    i need measurements of bw 11 1988-2000

    If any one has a boston whaler 11 between 1988-2000 i need the measurements to compare to a 1978 11. Where the console is. iboats sells boat covers and only 1988-2000 come with engine covers attached . I asked iboats but they dont know the difference. I also found a site that tells me bw 11 s...
  3. M

    Low profile fuel tank

    I have a 1978 11-4 whaler looking for fuel tank to fit under bench seat. The hight of the bench is 6 and a half to the underside. Only could find custom tanks for 300.00 or better. A little out of reach. Anyone out here know about anything i could use. thanks mc66
  4. M

    choke shutter which way

    I have a 1978 20hp merc # 4957116 removed choke shutter to rebuild carb. I own a service manuel. Does not show which way shutter goes. I have carb #1364 5584 ithink hole goes to the left when choke closed looking at it. Looked on other web sights for parts and such if i could see but...
  5. M

    reconnect wire to stator

    I have a 1978 20 hp merc. Wires rotted off one side of copper wound part of stator. It appears to be held on by an epoxy or melted plastic. Does anyone out here know what it is, if it can be repaired. thanks mc66
  6. M

    convert internal pull start to external pull start

    Have 78 merc electric 20 hp internal pull start. 1976 t bolt extern also electric can i put external pull on 1978 different ignitions. Dont know if flywheels are the same all brackets look good 78. thanks mc66
  7. M

    ignition kill switch

    can anyone tell me what kind and how to install an ignition kill switch on a 1978 mercury 20 hp eletric start. ive looked at a few but nothing applys to my motor and instructions say to ask marine sales and service most of us doityourselfers get i dont know from sales or service only wants to...
  8. M

    how to seperate frozen shaft 78 merc

    78 20 hp merc think shaft is stuck cut hole to access top of shaft to spray some pb blaster 1 week have upside down spray wedge hammer nothing . posted the 18th only 2 responces helpful but i need more. im beating it up gear in foward 1 bolt 3nuts someone sugested on another thread to remove...
  9. M

    78 merc lower unit

    lower unit on 78 Merc, 20hp/200 is stuck. I believe the shaft is rusted together. Somone mentioned to take the power head off but if they are stuck together how is this done? Any ideas or suggestions? Thanks.:confused:
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