JHZR2
Staff member
This is a bunch of UOAs for my daily driver - 1991 BMW 318i. The latest one is schaeffer's 9000, and the previous few is rotella syn. Only the last two are conventional oils. I like 5w-40 for this engine.
Code:
Unit Age 115132m 110850m 101039m 97679 91572m 87249m
Comp Age 115132m 110850m 101039m 97679 91572m 87249m
Time on Oil 4282m 4355m 3364m 3793m 2804m 2972m
Time on Fltr 4282m 4355m 3364m 3793m 2804m 500m
Fluid Schaeffers 9000 5w-40 Rotella Syn 5w-40 Rotella Syn 5w-40 Rotella Syn 5w-40 Mobil Delvac 1300 Pennzoil Long-life 15w-40
Fe 14 10 12 7 16 22
Cr 1.2 0.6 0.9 0.6 1.4 1.3
Ni 0 0.2 0.5 0.9 1.4 0
Ti 0.5 0.1 0.1 0.2 0 0.3
Ag 0 0 0 0 0 0
Al 6.8 1.9 1.6 1.5 3.2 5.5
Pb 7.1 3.6 1.7 2.1 3.6 1.9
Cu 7 3.8 3.9 2.8 2 1.5
Sn 0 0 0 0 0.1 0
Si 8.5 2.9 1.9 4 12 7.1
Na 7 4.6 2.9 3.5 0.7 3.4
K 0 0 0.1 11 3.3 0
B 2.2 1.3 5.5 9.9 198 140
Ba 0 0 0.3 1.4 0 0
Mo 232 6.9 1.9 4.3 80 123
Mg 20 16 12 33 19 13
Ca 2758 2520 2684 2964 3212 3990
P 1054 982 990 974 919 1352
Zn 1235 1093 1082 1011 1014 1523
S 5198 5331 3950 4025 2118 4350
Cd 0.2 0 0 0 0 0
Mn 0.2 0.1 0.6 1.2 1.2 0.3
V 0 0 0 0 0 0
Sb 36 0 0 0 0.1 5.7
Soot(%) 0 0 0 0 0 0
Oxid(PA) 22 17 345 95 45
Nitr(PA) 9 8 40 25 40
Sulf(PA) 13 18 77 17 57 27
ZDDP 13 18 -0.06 0 0 -0.02
TBN 10.2
Kv@100°C 12 12.8 12.64 13.05 13.33 13.94
White Metal NONE NONE NONE NONE NONE NONE
Babbitt NONE NONE NONE NONE NONE NONE
Precipitate NONE NONE NONE NONE NONE NONE
Silt NONE NONE NONE NONE NONE NONE
Debris NONE NONE NONE NONE NONE NONE
Dirt NONE NONE NONE NONE NONE NONE
Appearance NORML NORML NORML NORML NORML NORML
Odor NORML NORML NORML NORML NORML NORML
H2O(Emul) NEG NEG NEG NEG NEG NEG
H2O(Free) NEG NEG NEG NEG NEG NEG
Code:
Unit Age 115132m 110850m 101039m 97679 91572m 87249m
Comp Age 115132m 110850m 101039m 97679 91572m 87249m
Time on Oil 4282m 4355m 3364m 3793m 2804m 2972m
Time on Fltr 4282m 4355m 3364m 3793m 2804m 500m
Fluid Schaeffers 9000 5w-40 Rotella Syn 5w-40 Rotella Syn 5w-40 Rotella Syn 5w-40 Mobil Delvac 1300 Pennzoil Long-life 15w-40
Fe 14 10 12 7 16 22
Cr 1.2 0.6 0.9 0.6 1.4 1.3
Ni 0 0.2 0.5 0.9 1.4 0
Ti 0.5 0.1 0.1 0.2 0 0.3
Ag 0 0 0 0 0 0
Al 6.8 1.9 1.6 1.5 3.2 5.5
Pb 7.1 3.6 1.7 2.1 3.6 1.9
Cu 7 3.8 3.9 2.8 2 1.5
Sn 0 0 0 0 0.1 0
Si 8.5 2.9 1.9 4 12 7.1
Na 7 4.6 2.9 3.5 0.7 3.4
K 0 0 0.1 11 3.3 0
B 2.2 1.3 5.5 9.9 198 140
Ba 0 0 0.3 1.4 0 0
Mo 232 6.9 1.9 4.3 80 123
Mg 20 16 12 33 19 13
Ca 2758 2520 2684 2964 3212 3990
P 1054 982 990 974 919 1352
Zn 1235 1093 1082 1011 1014 1523
S 5198 5331 3950 4025 2118 4350
Cd 0.2 0 0 0 0 0
Mn 0.2 0.1 0.6 1.2 1.2 0.3
V 0 0 0 0 0 0
Sb 36 0 0 0 0.1 5.7
Soot(%) 0 0 0 0 0 0
Oxid(PA) 22 17 345 95 45
Nitr(PA) 9 8 40 25 40
Sulf(PA) 13 18 77 17 57 27
ZDDP 13 18 -0.06 0 0 -0.02
TBN 10.2
Kv@100°C 12 12.8 12.64 13.05 13.33 13.94
White Metal NONE NONE NONE NONE NONE NONE
Babbitt NONE NONE NONE NONE NONE NONE
Precipitate NONE NONE NONE NONE NONE NONE
Silt NONE NONE NONE NONE NONE NONE
Debris NONE NONE NONE NONE NONE NONE
Dirt NONE NONE NONE NONE NONE NONE
Appearance NORML NORML NORML NORML NORML NORML
Odor NORML NORML NORML NORML NORML NORML
H2O(Emul) NEG NEG NEG NEG NEG NEG
H2O(Free) NEG NEG NEG NEG NEG NEG