Schaeffers Supreme 7000 15-40. Ford F 250 6.0 Heavy towing consistently.
1St column has 4.5k on oil, the 2nd column has 8.2k. 3rd column 9.3k on oil Oil was changed on both samples. Total miles on vehicle is 77,007
copper3,6,8
iron 41,56,72
chrom 3,4,3
alum 7,9,11
lead7,28,41
moly 33,293,423
phos 1323,1487, 1707
zinc 1445,1659, 1865
mag 721,226,76
calcium2074,3785, 4829
silicon 7,8,2
visc 12.50, 13.02,13.41
sulfur 18,13, 19
oxi 0,5,9
nit 8,7,9
soot 0,0,.2
anti,fuel water all nil.
lab suggests increse interval to 11,300
1St column has 4.5k on oil, the 2nd column has 8.2k. 3rd column 9.3k on oil Oil was changed on both samples. Total miles on vehicle is 77,007
copper3,6,8
iron 41,56,72
chrom 3,4,3
alum 7,9,11
lead7,28,41
moly 33,293,423
phos 1323,1487, 1707
zinc 1445,1659, 1865
mag 721,226,76
calcium2074,3785, 4829
silicon 7,8,2
visc 12.50, 13.02,13.41
sulfur 18,13, 19
oxi 0,5,9
nit 8,7,9
soot 0,0,.2
anti,fuel water all nil.
lab suggests increse interval to 11,300
