The oil mix ratio for a 1973 Johnson 40hp outboard motor is typically 50:1, which means 50 parts gasoline to 1 part oil. This translates to about 2.6 ounces of oil per gallon of gasoline. Always check the owner’s manual for any specific recommendations or variations that may apply to your specific engine.
2qurts
50 to 1 according to my mechanic
depends on the oil most often 50 to1
For the 1995 model 40 hp Evinrude, mix at a 50:1 ratio.
50 to 1 ratio
the fuel ratio for a 1977 Johnson 6hp is 50:1. The mix can be moved to 60:1 if you will be doing a lot of trolling.
Fuel /oil mix is 50:1
50to1
50:1
50 to 1 ratio
Fuel /oil mix is 50:1
Fuel ratio is 50:1