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  1. K

    1986 Mercury 175hp Black max - RPM Question?

    I have a 1986 Mercury 175hp Black Max on my 1985 Ranger 370V. I currently have a High Five prop (I believe either 22 or 24 pitch, I know without the exact pitch it might be hard to answer the question. I will post once I have a chance to look). I was just wondering what the max rpm's I should...
  2. K

    Trim Short Question - '85-86 Oil Injected 175 Black Max

    I have an '85-86 Oil Injected Mecrcury Black Max 175hp on my '85 Ranger 370V. I have some kind of short or switch failure on my trim unit. It runs continualy when the boats main power is on. I have disconnected all three switches individually and have had the same problem. Is there some...
  3. K

    HELP!!! Turn key and NOTHING happens

    1985 Mercury 175hp Black Max<br /><br />I went to start my motor after being out on the water for a while and when I turned the key NOTHING. There is no pre starting beeps, nothing happens. I have power to EVERYTHING else on my boat. I have checked my fuses, checked my kill switch, checked...
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