What is engine sludge problem?
What is engine sludge problem? After prolonged exposure to high heat, engine oil can oxidize and break down, forming deposits known as sludge. This gelatinous goo can block vital oil passages, resulting in thousands of dollars in damage or even requiring an engine replacement. What happens when you remove sludge from an engine? The oil breaks down quickly because there is a lot of heat and mixing. When the engine sludge is removed, the noise disappears and the tappets and springs can work smoothly. This is because the sludge causes the oil to slow down as it circulates. This causes...