Recent content by jvc45

  1. J

    Tach for a 1987 30hp johnson???

    Can i add a tach to this motor? trying to figure out the right prop but need to know the rpms? 30hp 20"shaft tiller eletric start
  2. J

    H.P. ratings for boats

    HI got a simple question here about hp ratings on boats. I have a 1988 sylvan rated for a 40hp motor. could I put an older motor pre 1980's that is bigger than the hp rating of the boat? Let say a 50hp 1975 merc or johnson. I have herd that the older motors were rated different before the 80's...
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