Echo 6 Pack of 2.6oz Red Armor Two Cycle Engine Oil, 1 Gallon Mix (50:1) Echo Red Armor oil is specifically designed to remove performance-robbing carbon deposits from 2-cycle engines Works fast - begins removing deposits with the first use Red Armor oil does not sacrifice lubrication performance, and prevents against future carbon buildup Recommended for use in all 2-stroke engines. JASO FD and ISO L-EGD rated Pack of six bottles. Each bottle mixes with 1 gallon of gasoline