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What's the difference between 5w-30, 10w-30, and SAE 30? - Ars Technica OpenForum
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日期:2024-05-27
Title says it all: What's the difference between 5w-30, 10w-30, and SAE 30? They're all 30 weight motor oils, but how do they differ? What are the advantages and ... The number preceding the "W" is the "winter weight". I'm not sure how they compute it, or...看更多