Pennzoil 4056 2-Cycle Air-Cooled Engine Oil - 3.2 oz. 2-cycle air -cooled engine oil is designed to protect these components and protect against piston scuffing during start up and extended use conditions It may be used in premix with gasoline or oil injection systems 2-cycle air-cooled oil is a highly fortified, high quality lubricant and should be used at the fuel to oil levels of original equipment oils Protect against piston-scuffing Keep performance-robbing carbon deposits from forming in the combustion chamber, piston tops and under crowns and piston-combustion rings