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  1. J

    Nissan 25 to 30 hp 4 stroke conversion.

    What is the difference between the NSF25A and the 30 hp model? I'm guessing the conversion is not as easy or cheap as the 2 stroke conversion.
  2. J

    Water pump issues

    Not too long ago I posted about my 25 Nissan fouling plugs. I have changed the plugs to the suggested p type plugs but have not had a chance to run them yet. After changing them I started the motor in a barrel and let idle for a few minutes. The motor never did start peeing. I pulled the water...
  3. J

    Nissan 25 fowling plugs

    I have 2001 25 hp Nissan 2 stroke. I got it about 6 weeks ago. I am having a problem with the boat oil fowling plugs. After long periods of idle or slow trolling the motor runs very rough but clears up after few hundred yards of full throttle running. If I replace the spark plugs it won't do it...
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