Castrol Outboard 2T is a modern lubricant for 2-stroke outboard engines. Formulated with selected mineral base stocks and high performance additive, Castrol Outboard 2T will deliver maximum level of protection in the most demanding conditions. Castrol Outboard 2T can be used in a wide range of outboard engines, with autolube system or premix, where NMMA TCWII or TCW3 oil is called for. It can be mixed with leaded and unleaded gasoline up to a 100:1 ratio, accordingly to manufacturers recommendation.