Quote:
Originally Posted by JARblue
 with everything said here. Contact Blackstone. They will send you a free kit to ship your oil in. Analysis costs $25. |
Blackstone got me for $38.00, but i asked for the works-including the TBN (which was 6.9)...been running it hard lately & approaching 90k, so i wanted to test it.
They said to try 5,000mi. on next one; as i normally change every 2500mi.