Engine - significantly worn 2001 Chrysler 3.9/6. No cats.
Oil - Kirkland (Warren) 15W40 SN/CK-4.
I presume that this is a useable oil for this application, having the SN designation? I read a few threads that made it sound good, but none which explicitly answered this.
Oil - Kirkland (Warren) 15W40 SN/CK-4.
I presume that this is a useable oil for this application, having the SN designation? I read a few threads that made it sound good, but none which explicitly answered this.