UOA from wife’s car. This oil was from the 2nd oil change. I changed it the first time right at 1000 mikes. I generally stick to 5k OCIs, but I may end up following the OLM on her car. The oil filter was an AC Delco PF63E.
OIL NAPA SYN 5w-30
MILES IN USE 5,067
MILES 10,201
SAMPLE TAKEN 07/30/21
ALUMINUM 3
CHROMIUM 0
IRON 12
COPPER 12
LEAD 0
TIN 1
MOLYBDENUM 287
NICKEL 0
MANGANESE 2
SILVER 0
TITANIUM 0
POTASSIUM 2
BORON 26
SILICON 27
SODIUM 4
CALCIUM 1428
MAGNESIUM 535
PHOSPHORUS 746
ZINC 849
BARIUM 0
INSOLUBLES 0.1
WATER 0
FUEL FLASHPOINT °F 445
SUS VIS 210 °F 56
cSt @ 212 °F 9.06
TBN 2.9
OIL NAPA SYN 5w-30
MILES IN USE 5,067
MILES 10,201
SAMPLE TAKEN 07/30/21
ALUMINUM 3
CHROMIUM 0
IRON 12
COPPER 12
LEAD 0
TIN 1
MOLYBDENUM 287
NICKEL 0
MANGANESE 2
SILVER 0
TITANIUM 0
POTASSIUM 2
BORON 26
SILICON 27
SODIUM 4
CALCIUM 1428
MAGNESIUM 535
PHOSPHORUS 746
ZINC 849
BARIUM 0
INSOLUBLES 0.1
WATER 0
FUEL FLASHPOINT °F 445
SUS VIS 210 °F 56
cSt @ 212 °F 9.06
TBN 2.9