Engine Compression
“Compression pressure is the value when the engine is simulated rotating at low speed. When this value is low, it means that the engine starts poorly.”
Engine Flush vs Sludge Flush
“Simply put, engine flushing is ‘cleaning the inside of the engine.’ Just as you clean the body of your car by washing it, cleaning the inside of your engine will actually help keep it in good condition. Engine flushing involves using a special cleaning agent and flushing oil when changing the engine oil.”