This is my first ever UOA, and first ever post to BITOG. Truck has 167,000 miles and runs fairly well. Any thoughts on these numbers? Im wondering if I should extend my OCI a little or just stay with 5000mi?
First column my truck/ second column universal averages:
Aluminum 3/3
Chromium 1/1
Iron 21/20
Copper 5/6
Lead 9/19
Tin 0/1
Moly 89/60
Nickel 1/1
Manganese 0/1
Silver 0/0
Titanium 0/0
Potassium 2/1
Boron 46/36
Silicon 15/11
Sodium 7/25
Calcium 2267/1822
Magnesium 13/185
Phosphorus 660/743
Zinc 825/895
Barium 2/1
SUS Viscosity @ 210 F. 56.2
Viscosity @ 100 C. 9.13
Flashpoint in F. 405
Fuel % Antifreeze % 0
Water 0
TBN 3.4
Thanks!
First column my truck/ second column universal averages:
Aluminum 3/3
Chromium 1/1
Iron 21/20
Copper 5/6
Lead 9/19
Tin 0/1
Moly 89/60
Nickel 1/1
Manganese 0/1
Silver 0/0
Titanium 0/0
Potassium 2/1
Boron 46/36
Silicon 15/11
Sodium 7/25
Calcium 2267/1822
Magnesium 13/185
Phosphorus 660/743
Zinc 825/895
Barium 2/1
SUS Viscosity @ 210 F. 56.2
Viscosity @ 100 C. 9.13
Flashpoint in F. 405
Fuel % Antifreeze % 0
Water 0
TBN 3.4
Thanks!