32:1 is perfect. It does not overload the engine with oil, while providing a lot of lubrication
-+ i have a 1987 20hp Mercury - mix is 50:1
25 to 1 is the mixture for the fuel
50 : 1 is the correct fuel mixture
92 octane because of the high compression
Do you mean Oxygen sensor? If so, it measures the air fuel mixture in the exhaust to help the computer set the proper amount of fuel to be added to keep the mixture at the proper level.
50:1
yamalube at 32:1
The fuel and oil mixes by itself. Why would you need to do it yourself.
Regulates the amount of fuel to the engine to maintain the fuel/air ratio at the proper mixture
one liter fuel 10 mill oil
what is the oil/fuel mixture for 1975 15hp johnson