Arnold 2-Cycle Engine Oil, 3.2oz Premium blend of ashless additives and high quality base oils formulated to help your engine deliver years of reliable service It provides superior lubrication for 2-cycle air-cooled gasoline engines. For all engine ratios: 32:1, 40:1, and 50:1, with fuel stabilizer Mix with one gallon of gasoline Gives you the perfect oil/gasoline ratio every time