ENGEN PREMIUM OIL SAE 40 500ML is a high-quality motor oil designed to provide lubrication and protection for gasoline engines. SAE 40 refers to the oil's viscosity grade, indicating its thickness and flow characteristics at certain temperatures. This oil is suitable for use in older gasoline engines or machinery that require a thicker viscosity oil. The 500ml size makes it convenient for smaller engines or for topping up oil levels.