What is the oil gas ratio for a 2003 Johnson 15 HP model j15rstd?

The oil-to-gas ratio for a 2003 Johnson 15 HP model J15RSTD outboard motor is typically 50:1, which means 2.6 ounces of oil per gallon of gasoline. It’s important to use a high-quality two-stroke oil that is specifically designed for outboard engines. Always refer to the owner’s manual for the most accurate specifications and recommendations.