What Does Total Base Number Mean in Oil? Total Base Number (TBN) of a lubricant indicates its ability to neutralize contaminants such as combustion byproducts and acidic materials. It is a measure of (alkaline) additives in the oil. Higher-TBN oils are able to neutralize a greater amount of acidic materials, which results in improved protection

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What is the meaning of LSPI?

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What is the meaning of LSPI? LSPI is an acronym – Low-Speed Pre-Ignition. It’s a type of engine knock that occurs in turbocharged gasoline direct-injected engines under low-speed, high-torque conditions and is more destructive than typical engine knock. What causes Low-Speed Pre-Ignition? Under normal operation, spark-triggered ignition is timed to work in tandem with downward

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Learn about 100% Synthetic vs Full Synthetic motor oil – Base Oil Groups Defined

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100% Synthetic vs Full Synthetic Before 1998 the term “100% Synthetic” meant that the base oils by regulation had to be Group 4 and 5 “Synthetic” Base Oil. This is because Groups 1, 2 & 3 were classified as “Conventional” Mineral Base Oil. Over 50 years ago AMSOIL was the First to develop an API-rated 100%

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Why AMSOIL Synthetic Products ?