1997 Johnson Evinrude "EU" 90, 105RW, 115, 150, 150W, 175 60 LV Service Manual, P/N 507268, Page 28Get this manual

1997 Johnson Evinrude "EU" 90, 105RW, 115, 150, 150W, 175 60 LV Service Manual, P/N 507268, Page 28

Rated Power
Hot Weatherl High Altitude

Weather, Altitude, and Engine Performance
The horsepower ratings of all engines are those that would be obtained under standard conditionsHowever, changes in weather and altitude will affectthe performance of any outboardSome factors that will decrease the output of an engine are: Low barometric pressure High temperature High humidity High altitude