... Hand Push Lawn Mower RQ03-LM18 lawn mowerEngine1P64FEngine TypeSingle Cylinder,Two-Stroke,Air-cooled ,Gasoline EngineDisplacement135ccPower Output4.0HPFuel Mixed RatioGasoline:Two ... oil, signs for the 4T, do not use two-stroke engine oil.2).Oil fill:Oil is the key to ... less than offline, will cause the machine cylinder, connecting rod will cause severe breakage, cylinder damage. Oil brand motor oil is ...