The factory manual states: Recommended First choice is Premium Homelite 32:1 Motor oil(SAE-40) in ratio 1 part oil to 32 parts gasoline (1/4 pint per U.S. gallon of gas or 3% oil)
Second Choice: Homelite 16:1(SAE-30) Motor oil or any motor oil for air-cooled 2-cycle engines in ratio of 1 part oil to 16 parts of gasoline (1/2 pint oil per U.S. gallon gasoline or 6% oil
christian malosh, July 2006