- Staff
- #41
- 55,536
- 23,820
Even amsoil states the color doesn’t indicate if it’s old.
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Oil darkness is not an indication of the condition of the oil itself. The detergents and dispersants in the oil are what causes it to darken as it is doing its job in cleaning the engine and carrying particulates to the oil filter.
The only surefire way to determine if the oil has reached the end of its service life is to perform oil analysis.
—-
Oil darkness is not an indication of the condition of the oil itself. The detergents and dispersants in the oil are what causes it to darken as it is doing its job in cleaning the engine and carrying particulates to the oil filter.
The only surefire way to determine if the oil has reached the end of its service life is to perform oil analysis.