PETROLEUM or ESTER BASED MOTOR OIL
Hollywood Mechanic
OCTOBER 18, 2021
WHICH IS BETTER AND WHY? Friction in your engine is bad. It’s what causes wear and damage to the metal components of your engine. To prevent this, we use engine oil. Engine oil is designed to create a boundary layer between smooth metal surfaces in order to prevent friction. A lot of independent testers are using a bearing test to determine the best oil for an engine, however, this sort of test does not replicate the frictions in your engine.
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