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How Long Can an Engine Run Without Oil?

1 Answers

VanAshley

07/25/25 5:21am

An engine without oil can idle for about half an hour, but if driven on the road without oil, it can last a maximum of 15-20 minutes. Below are the relevant details about an engine running without oil: 1. Consequences of driving without oil: The purpose of engine oil is to provide lubrication and cooling to the engine. If the car is forced to run without oil, the engine components will suffer from friction damage due to the lack of lubrication. Additionally, without the cooling effect, the engine may experience phenomena like burning the crankshaft or bearing shells when running at high speeds. If this continues for a longer period, the cylinders may seize, leading to complete engine failure. 2. Measures to take when the engine has no oil: If the car runs out of oil while driving, immediately pull over to the side, purchase and add oil, and avoid continuing to drive.

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