Quality since 1924. Up to 6-gallon max. Ace 2-cycle synthetic blend engine oil is a premium blend of synthetic additives and high quality base oils to help provide years of top performance from the air cooled engine. The perfect oil/gasoline ratio every time. Fill chamber per manufacturer recommendation for one gal mix. Superior lubrication designed for 2-cycle air cooled gasoline engines. Recommended for 2-cycle outdoor power equipment including Lawnboy, Toro, and Echo. Ounces of Oil Required per Ratio: Gallons of Gasoline 1: 16:1 - 8 ounces; 32:1 - 4 ounces; 40:1 3.2 ounces; 50:1 - 2.6 ounces; 75:1 - 1.7 ounces; 100:1 - 1.3 ounces. Gallons of Gasoline 2: 16:1 - 16 ounces; 32:1 - 8 ounces; 40:1 - 6.4 ounces; 50:1 - 5.2 ounces; 75:1 - 3.4 ounces; 100:1 - 2.6 ounces. Gallons of Gasoline 5: 16:1 - 40 ounces; 32:1 - 20 ounces; 40:1 - 16 ounces; 50:1 - 12.8 ounces; 75:1 - 8.5 ounces; 100:1 - 6.4 ounces. Ace Promise: Satisfaction guaranteed. The Ace Promise: If this Ace product when used for its intended purpose, fails to give you complete satisfaction, return the item to the Ace Hardware store where you purchased for free replacement of the same or similar item. www.acehardware.com Assembled in the USA.