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  1. 0

    tach hookup

    Hello I have a 1976 merc 150hp. 6cyl. inline, I would like to hook up a tach. Can I buy any tach, automotive or does it have to be marine, is there any differance because I believe I have thunderbolt ignition. Also how and were do you hook it up. Thanks you guys have been great in the past!!
  2. 0

    prop size

    I have a 1976 merc 150, I would like to know what size prop I can use, currently I have a 19p I beleive it is 13.25. I would like to pull skiers, do I need a higher pitch-23? or do I go lower, and how high or low can I go?
  3. 0

    not getting enough fuel

    I just bought this boat it has a 1976 merc 150hp I cruised around lake twice a died. there is no fuel comming out of the fuel pump. I pulled fuel line off at carbs and cranked engine there is no pressure at all coming from pump. When I squeeze the ball there is lots of fuel. Could this be crank...
  4. 0

    not getting enough fuel

    I just bought this boat it has a 1976 merc 150hp I cruised around lake twice a died. there is no fuel comming out of the fuel pump. I pulled fuel line off at carbs and cranked engine there is no pressure at all coming from pump. When I squeeze the ball there is lots of fuel. Could this be crank...
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