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  1. M

    Bad timer base sensor, how can I generate the voltage to fool the power pack

    Title says it all really. The timer base sensor on my ancient Evinrude 50hp (50173s) 1971 motor is bad (fell to bits when I took it off too). This motor has been running previously, but its been sat in my garage for the last couple of years. Its not sparking because of the bad timer sensor...
  2. M

    convert Mariner to throttle controls

    Hi chaps, Several threads asking about switching to remotes, but not a lot of info about converting a remoted (is that a word) outboard to run off a tiller. The motor: Mariner 15hp, serial:09685881 (Belgian). Currently has linkage set up for remotes, I guess most of this will need to be...
  3. M

    Cooling system blockage?

    1971 evinrude 50 (50173s). Pulled the lower unit off to replace the impeller. While it was off, thought I should check that the cooling system is clear. (This motor hasn't run for 10 years according to the guy I got it from) I attached a hose to the water tube, but it seems like there's a...
  4. M

    Selectric / Hydro-electric control box

    Will a selectric control box work with an Evinrude '71 50hp Hydro-electric outboard? Thanks.
  5. M

    Evinrude 50 1971 spark plugs

    Can someone please tell me what spark plugs I need for a 1971 evinrude 50 (50173s) . I've searched the net and I think I need a couple of B9HS-10's (NGK). Can someone in the know please check this for me. My local marine store is useless. Cheers.
  6. M

    Which pin does what?

    Ive recently aquired an old Johnson 50 (50173s, 1971?) that I'm looking to bring back to life. Trouble is I don't have any remotes and It'll be a while till I track some down at a reasonable price - and I don't even know if the motor works yet. Does anyone have a diagram of the electrical...
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