- - - - - What engine do you have, for how long and what OIL do you put in it?

12.7 det. shell oil, bought 317,000 now 900600 1 inj. on road replaced, no additives, oil changed 15 to 18000 mi with oil ani. done reg.

 

I don't know what I started with (dealer serviced it) but didn't use any in 8000 miles. Thought I had to put mobile synthetic in it and had to add 1.5 gallons in 14k miles on a cummins isx with 722k miles. Will be going to moble delvac conventional next change.

 

Detroit Series 60 Chevron Delo 15w40.

 

Yes, 4 years.
Acert Caterpillar
I personally have put 380,000 on it, but it has a total of 1,090,000 on it. Has not been rebuilt.
DelVac 15/40
No

 

Cat C13 twin turbo
Mobile Delvac from Walmart
65,000, has 720,000 on it.
Not rebuilt.

 

3406E cat have had it 12 years over a million miles RotellaT 15-40 plan on keeping it at least another 10 years

 

C-15 6nz CAT. 1.1 million miles. Bought new. Mobile Delvac. Change oil at 20k . Never use additives. Uses about 1 or 2 gallons between changes. Runs better than when it was new. Cylinder head and 2 cylinder packs replaced under warranty at 448k miles. Otherwise engine has required almost no repairs. I replaced the oxygen sensor about 3 years ago.

 

C15 with 850,000 we run Conoco changed every 10k. Never had any problems.

 

Cummins isx bought it with 470k miles now its has 570 miles. Oil changes ever 12-15k miles using rotella