Schaeffer 711 10w30 blend, factory rebuilt Detroit 60 493387 miles on rebuild, 20100 miles on oil 2 qts makeup oil
Iron 28, Chrom 2, Lead 6, Copper 1, Tin 0, Alum 1
Sodium 22, Potassium 2, Magnesium 985, Calcium 1494, Phos 1276, Zinc 1573, Moly 68
Vis @ 100c 11.53 TBN 8.14 Oxi 16 Nit 8
Compared to a previous Schaeffer 700 15w40 blend, sample with similar miles on oil, same 2 qt make up oil
Iron 28, Chrom 1, Lead 6, Copper 0, Tin 1, Alum 1
Sodium 14, Potassium 5, Magnesium 821, Calcium 1137, Phos 1109, Zinc 1394, Moly 42
Vis @ 100c 14.2 TBN 6.83 Oxi 12 Nit 6