The engine oil’s primary job is to lubricate the moving parts. It does this by forming a thin film over the machined surfaces of the engine’s components to prevent them from actually touching each other, and therefore causing friction, wear and damage. Lubricants however do more than lubricate – they prevent corrosion, take heat away from the combustion chambers aiding the cooling system, and remove any potentially damaging dirt particles from the engine by transmitting them... Read More
