i would have to know what kind but it is gennerally 32:1
I use 4oz. per gallon of gas.
.025:1, gas to oil
Looks to be 40:1 gas to oil
8 oz of oil per gallon of gas
50/1
40:1
50:1
jonsered oil/gas mixture ratio is 50 to 1.
The perfect gas oil mixture for the jonsereds 49SP is 1:40 !
The proper oil-to-gas mixture for a Homelite Classic 180 cc chainsaw is typically 50:1, which means 2.5 ounces of two-stroke oil for every gallon of gasoline. It's important to use a high-quality, low-ash two-stroke oil to ensure optimal performance and reduce carbon buildup. Always refer to the owner’s manual for specific recommendations and guidelines.
50"1 with the proper oil
1 gal gas + 2cycle engine oil