... Push Lawn Mower RQ03-LM18 lawn mowerEngine1P64FEngine TypeSingle Cylinder,Two-Stroke,Air-cooled ,Gasoline EngineDisplacement135ccPower Output4.0HPFuel Mixed RatioGasoline:Two-cycle ... , signs for the 4T, do not use two-stroke engine oil.2).Oil fill:Oil is the key to a ... much oil will cause the exhaust pipe with exhaust smoke,engine overheat, air filter oil susceptible to choking humidity, which affect ...