Quote:
Originally Posted by dparm
Quote:
Originally Posted by vincE92M3
Thanks! Pardon my ignorance, but what significance would that analysis provide?
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TBN shows you reserve alkalinity (ability to neutralize acids), and TAN shows you how acidic the oil has become. You want to have those values to establish the proper change interval. |
Thanks! Currently I'm changing it once a year, as I only put on 2,500 Miles last year.