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  1. J

    Rev limiter

    Hi I have just bought a 50hp 1997 Yamaha fitted to a zapcat, I wanted to make sure that the rev limiter had not been disabled, I don't think it has as it sounds ok when driving but want to make sure as it is often disabled on these boats to get more speed. Does anyone know how i would check...
  2. J

    Yamaha 50hp lose of power after 10 minutes

    Hi I have a 1997 50 hp yamaha will run great for about 10 minutes then will loose power stale and not really start again if it does as soon as you put in gear it stops and sounds rough when in neutral. If you remove cover and leave for about 10 minutes it will start, but difficult to start, then...
  3. J

    yamaha 50hp

    Hi I am going to look at a 50hp yamaha engine and would like some info before i go: I think age is mid to late 90s is there anyway of telling from numbers? what should the compressions be? Anything else i should know? Any help would be great Thanks very much Julian
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