How to Remove Engine Sludge?

1 Answers
AnastasiaLynn
07/29/25 2:49pm
Methods for cleaning sludge inside the engine include using engine cleaning oil or engine internal cleaner. When there is excessive sludge in the engine, disassembly of the engine is required. Below is a detailed introduction to the hazards of engine sludge: 1. Affects engine cooling capacity: A large amount of sludge adhering to the inner walls of the crankcase reduces the cooling capacity of the cylinder block, leading to excessively high oil temperatures and a decrease in engine power. 2. Increases oil flow resistance: When there is a significant amount of sludge in the engine's oil passages, it increases the resistance to oil flow, reduces oil flow rate, and thereby affects the lubrication effectiveness of the oil. 3. Blocks oil passages: Excessive sludge can clog the engine's oil passages, resulting in insufficient lubrication between engine components, increased friction, and in severe cases, can lead to phenomena such as bearing seizure and crankshaft seizure.
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