On 2005-12-02 17:17, DIXIEDIRT wrote:
90 weight would be fine for winter use lol, go to a 10-w30 weight and you should be ok.
On 2005-12-02 19:40, MMiller wrote:
I run 15W40 Rotella T or Valvoline All fleet almost year around...
On 2005-12-03 19:36, steved wrote:
Myself included in this...I just changed oil today at 30*F and the new 15W40 poured like honey! I have never ran anything but 15W40 Rotella, run it year round even when the temps dip to better than -20*F.
On 2005-12-03 19:50, RamAford wrote:
:withstupid: thats all ive ever run in mine and all my buddies with CTD's/powerstrokes run this also. never had a problem, and i change it every 5K whether it needs it or not :rotfl: