I believe bitog'ers say 3.0 tbn change the oil and Blackstone says 1.0
Please educate me on tbn condemnation so I understand.I am seeing between 5.2 and 5.8 tbn on 20k Schaeffer 9000 5w40 and don't plan on changing oil anytime soon
Thanks!
Please educate me on tbn condemnation so I understand.I am seeing between 5.2 and 5.8 tbn on 20k Schaeffer 9000 5w40 and don't plan on changing oil anytime soon
Thanks!
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