1. Thanks, but no (the passive-aggressive way to say no, thanks)
2. Total Base Number, a unit to measure how an engine oil survived against acid buildup and neutralize the acid inside the engine, if TBN is less than 4 than engine oil must be drained and replaced sooner than after to prevent further engine damage.
2. Total Base Number, a unit to measure how an engine oil survived against acid buildup and neutralize the acid inside the engine, if TBN is less than 4 than engine oil must be drained and replaced sooner than after to prevent further engine damage.
by Sir. B March 4, 2022
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