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  1. K

    Old steering system help

    I have a 17'-6" half cabin (Pongrass) boat with a 70hp Johnson. Both are 1980 models. My steering cable snapped at the drum end so I need some help to fit a new one. The cable is approx. 12mts long and one end is fixed to the left hand side of the motor and the other end is fixed the right hand...
  2. K

    Johnson Plug Gap ?

    I have a 1980 Johnson 70hp. Recently changed spark plugs and set gap at 30thou. (Found this setting here in old post). However I now have trouble cold starting. It takes four or five cranks to start. Once warm starts first time. Before plug change it started first or second time. Can anybody...
  3. K

    What type of oil for tilt/trim ?

    I have a 1980 johnson 70hp. which is leaking oil from the top of the centre lift cylinder. (I have one cylinder in the middle and a smaller cylinder on each side of the centre one). I have had a quote over the phone, and was told it would be between $400 and $500 to fix. The mechanic told me if...
  4. K

    Johnson help

    I have a 1980 Johnson 70hp. The motor is very reliable and don't have any known problems. What I would like to know is there any site on the net that would have any drawings of this motor that I could look at and possible get information on regular maintainence, settings ect. I have just put...
  5. K

    Outboard great in neutral, dies in drive

    I have a 3cyl. 70hp 1980 johnson outboard. When put in water and drove 20mins to fishing spot motor ran great. After 1hour started motor and went to move, motor died when trying to power away. (motor started first time and idled perfect). This happened six times and I thought I would be stuck...
  6. K

    Thank You

    Thank you, 12Footer and Schematic.<br />Your help was greatly appreciated and if you ever come to Sydney let me know as I can show you some incredable water, boats, beer and fishing. :D
  7. K

    Johnson 70 hp help

    I have a Johnson 70 hp outboard 1980 model. How much oil do I need for a gearbox oil change ? Also found small amount of milky light brown fluid coming out of centre of prop. area when flushing using ears The gearbox oil does not have any water in it but is black in colour. The unit has not been...
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