the grey one, 94,000 miles, dino oil, mostly Yamalube 20-40 or Kawachem 10-40. Sold it running well and not using much oil.
The Black one, 88,000 miles, dino oil, mostly Kawachem 10-40 or quality automotive grade oil. Sold it running well and using much oil.
The Blue one. 12,000 miles, Kawachem 10-40. Totalled it 4 months after I got it. No problems.
The red one, 55,000 miles. dino oil, mostly Kawachem 10-40 or 15-40 Rotella. Still own it but it has been in storage since Jan 2012 due to my health issues.
No oil related issues on any of them