UOA. 2000 Ford Ex-7.3

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UsedOilAnalysis.jpg


What do you guys think of the copper.
10K mi on oil 108k in eng, amsoil FF and bypass
 
Do you have a non factory oil cooler on your EX? Personally, I would not worry about the copper since every thing else looks real good.
 
Originally Posted By: azsynthetic
Do you have a non factory oil cooler on your EX? Personally, I would not worry about the copper since every thing else looks real good.


No. I noticed lead was up a little too.
 
Considering the copper spikes that occur on other equipment, I would say you're fine. Always good to keep an eye on it, though.
 
Look at the tbn wow. hopefully you havent changed the oil? How long have you been running the Amsoil is this the first run? Is your engine stock?
 
Originally Posted By: Steve S
Look at the tbn wow. hopefully you havent changed the oil? How long have you been running the Amsoil is this the first run? Is your engine stock?


Bought truck at 80k mi. changed twice AME15-40, but bypass on changed again at 98K, took sample at 108K, 10K on oil.

4in exhaust, Dp Tuner, AFE prodry stage 2 air cleaner.
 
10K seems to be a good drain interval for you on this oil. The viscosity is getting close to a 30 weight and the oxidation levels show 37. Copper at 20 ppm for 10K isn't anything to get excited about, still within normal limits. Good report.
 
Last edited:
OK here it is with 14K mi. I changed oil and filters when i took this sample. Looks to me copper is getting worse, And Vis is stable now.

UAO73.jpg
 
It is a little small to read: Hear they are, 1 st sanple 10k mi, 2nd 14K mi

Iron : 27,37
Chrome: 1,1
Nickel: 0,0
Alum: 4,5
Copper: 20,40
Lead: 10,12
Tin: 1,2
Silicon: 8,11
Sodiom: 4,4
Potassium: 1,2
Molydenum: 2,3
Boron: 3,4
Magnes: 11,11
Calcium: 3601,3725
Phosphorus: 1180,1225
zinc: 1311,1302
Fuel: Soot; Vis: 12.9,12.6
TBN: 9.15, 7.49
Oxidation: 37,38
Nitra: 13,16

I'm still concerned about the copper.
Hopefully I'll get some comments now that I made it easier to read.
 
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