I swore up and down I'd never become an oil nerd, but I took an oil sample at my last oil change. Bought the truck used in the spring and wanted some peace of mind on the engine's condition after 216k. Yeah, sure
'93 Dodge D350/Cummins powered
216k on unit, 4,700 miles/7 months on oil, 2 qt makeup (due to a leak since fixed, no top up needed since the lift pump gasket was replaced).
Lab was Blackstone
TBN 7.7
Aluminum 4 ppm
Chromium 3
Iron 10
Copper 1
Lead 0
Tin 1
Molybdenum 34
Nickel 0
Manganese 0
Silver 0
Titanium 0
Potassium 0
Boron 41
Silicon 4
Sodium 1
Calcium 2725
Magnesium 415
Phosphorus 1137
Zinc 1343
Barium 0
Vis@210F 78.3
Flashpoint 435 F
Fuel 0.5%
Antifreeze 0%
Water 0%
Insolubles 0.4%
Thought I'd add another data point to the curve.
Discuss at will.
'93 Dodge D350/Cummins powered
216k on unit, 4,700 miles/7 months on oil, 2 qt makeup (due to a leak since fixed, no top up needed since the lift pump gasket was replaced).
Lab was Blackstone
TBN 7.7
Aluminum 4 ppm
Chromium 3
Iron 10
Copper 1
Lead 0
Tin 1
Molybdenum 34
Nickel 0
Manganese 0
Silver 0
Titanium 0
Potassium 0
Boron 41
Silicon 4
Sodium 1
Calcium 2725
Magnesium 415
Phosphorus 1137
Zinc 1343
Barium 0
Vis@210F 78.3
Flashpoint 435 F
Fuel 0.5%
Antifreeze 0%
Water 0%
Insolubles 0.4%
Thought I'd add another data point to the curve.
Discuss at will.