A Guide to Determining Engine Oil Quality
While the majority of engine oils are produced in accordance with accepted standards, their inherent characteristics might vary greatly. Due to ignorance or greed, subpar engine oils are frequently sold. Regrettably, high-quality engine oil and one of inferior quality will feel and look the same to an uninformed car owner. Engine and Bench Tests The engine has traditionally been the best tool for determining the needed oil grade. The engine remains the final arbiter of oil quality even if engine design has altered to satisfy performance, fuel efficiency, and environmental criteria. Yet, it can be costly to use the engine to assess oil quality during dynamometer tests. Yet, when identifying the type of oil required for a specific design or component, engine makers are compelled to develop and use engine testing in order to help manage warranty costs. Engine Oil Properties Oil needs specific physical and chemical characteristics in order to function well in engines.