The manufacture manual is 50:1 ratio i am using 40:1 for beter grasing
there is no RPM settings for a chain saw, it is controlled by the gas trigger, when cutting wood run it full throttle, the rpm settings for stihl varies depending on the model of the unit. all stihl products have an idle rpm setting and wot rpm setting
All Stihl products use a 50:1 mixture
The fuel mixture for a Stihl chain saw is gas and oil.
All Stihl products use a 50:1 mixture
50/1
50:1 Ratio
50/1
get a stihl
50-1 on 2cycle engines
50:1
50:1
50 TO 189 octane