Is Frequent Oil Change Beneficial?

2 Answers
StZane
07/24/25 5:39pm
Frequent oil changes are not beneficial. The reason is that new engine oil is alkaline to neutralize acidic substances produced by sulfur in fuel and prevent engine damage from these acids. The alkalinity of engine oil is highest when unused and gradually decreases during use. Alkaline engine oil can actually harm the engine. The optimal performance period for high-quality engine oil is not at the beginning or end of its usage cycle, but rather in the middle phase. Changing oil prematurely means abandoning its peak performance stage. The most important and beneficial maintenance measure for the engine is not frequent oil changes, but choosing high-quality engine oil. Engine oil, also known as engine lubricant, performs functions such as lubrication, friction reduction, auxiliary cooling, sealing, leak prevention, rust and corrosion protection, and shock absorption. It is often referred to as the 'blood' of a car.
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McHope
08/11/25 9:46am
I think changing engine oil frequently has many benefits! Like the car I've been driving for almost ten years, the engine has no problems at all, and the key is regular oil changes. Dirty oil can stick inside the engine, forming carbon deposits that hinder the lubrication of moving parts, leading to increased wear and higher fuel consumption. Fresh oil flows smoothly and protects the engine, especially synthetic oil, which performs even better by reducing operating temperatures and lowering the risk of failures. According to the manual, changing the oil every 5,000 to 7,000 kilometers is the most reasonable—too frequent is a waste of money, while waiting too long will cost you more in repairs. I've also noticed that checking the filter and oil level during an oil change can prevent oil leaks. After developing this habit, driving becomes worry-free and cost-effective, easily doubling the engine's lifespan.
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