Dallas Fort Worth 5.0 Mustang Club - View Single Post

**Luke** · 06-14-2013, 11:43 AM

Yeah, as you can see they recommended 6000 miles, this oil had just over 4000 on it. I have read though that if the TBN is below 3 it's about time for a change. Since there is already RP in it now I'm going to 7500 and will compare.

06-14-2013, 11:43 AM	#1
Luke Senior Member Join Date: Sep 2012 Location: Saginaw Age: 39 Posts: 903	Yeah, as you can see they recommended 6000 miles, this oil had just over 4000 on it. I have read though that if the TBN is below 3 it's about time for a change. Since there is already RP in it now I'm going to 7500 and will compare.