no oil wars.but the best, and what thinks to hold up the best for me in all my diesel, and all the tractors we ran on the ranch growing up is DELO 15-40w multiegrade. and all the cummins techs used it, and swore by it back home.
but all the above oils, except for the valvoline. i have heard some say the break down was more on there lab results.
BOB
__________________
SUPPORT OUR TROOPS
1990 W250, 727TF DEEP PAN
4" LIFT, 35" TOYO A/T's, AIR BAGS IN THE REAR
MILD PUMP MODS
1/8 TIMING BUMP, 2 TURNS ON SMOKE ADJ. SCREW
K&N AIR FILTER, AIR BOX MIA, 3 1/2" STRAIGHT PIPE, 4" TIP
265K AND GOING
2004 POWER STROKE IC TO BE ADDED.
MY FIRST BORN SON IS DUE MAY 31, 2006