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  1. M

    Tachometer setting for Nissan NS25C2

    I bought a teleflex amega tach for my motor, a 1987 25HP NS25C2. What impulse setting should I use for it? Options are 4P, 6, 8 etc. Thanks in advance for the advice.
  2. M

    Nissan 25c2 cooling issue

    I just replaced the thermostat and rebuilt the water pump in my 1987 Nissan NS25C2. However, I still have no water coming form the outlet nozzle. Now, I don't have a temp gauge, but I let it run what should be a sufficient amount of time to see flow occur from the outlet. So I have two...
  3. M

    What year model is this Nissan NS25C2

    Hi all. New to the forum here and was wondering if someone could help me identify what year model my Nissan NS25C2 is (bought used with boat.) Here's all the numbers I got off of it: Model NS25C2 372-1 Serial 83815 Also, can anyone tell me how I can tell what diameter/pitch my prop is...
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