Ongoing comparisons of PAO, ester, and Group III base oils reveal crucial differences that could impact your engine’s performance; discover which is best for you.
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Lubricants
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Viscosity Spread: Why ‘0W-40’ Is Harder to Formulate Than You Think
Great viscosity control in 0W-40 oils hinges on balancing cold-start flow and high-temperature stability, but the complexities behind this challenge are more than you think.