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First UOA
Just got back the results of my first UOA. i though it looked alright but i'm i would though i would ask here to see what yall thought. this was probably out sixth consecutive use of VPB. and we switched it to VPBE 5w-40 after sample was taken.
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I agree with what they said about ware with the iron at 23 with only 4,700 miles. Maybe try a different oil and see if you get better ware results. My first test was with ford 15w-40 and I had 19 for iron and 2 for lead at 5,200 miles on the oil, look at my attachment. My truck was at 62,000 or so when I send it in. But yours looks good!
How many miles do you have on your truck? How do you use you truck? My next test will be with mobil 1 5w-40 at 7,000 miles. I have 4,000 so far. Depending on the results I hope I can go farther than 7,000 on this oil |
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it been ran with Valvoline Premium Blue 15w-40 since we got it but we switched to Premium Blue Extreme 5w-40 on that oil change so the truck would start up better on these cold days and I think i have dad sold on synthic oil in his truck as it starts up better and over all sounds quieter. the truck has about 106k on it and it is used as dads daily driver add as i can tell is stock. we tow with it a bit but usually never gets worse than our 20 ft pontoon boat. we got the truck with 70k on it and i have no clue how the first owner used or maintained it, but the truck was clean when we got it. i plan on doing UOA after this oil change so hopefully it will look a little better. |
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I had to do the same thing with my father also |
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What does have a functioning EGR system have to do with shorter oil life and higher wear metals(FE)?
My 07 has all emmisions equipment intact and UOA wear numbers are low and I also run 7,500 OCI's. To the OP, your FE number isn't high, it is higher than my 07, but by any stretch it isn't too high. On 7,500 OCI's my FE number is usually between 9 and 11. There are several UOA's posted in the "10w-30 you'll probably like this" thread, including mine. Last edited by roadrunner; 02-03-2011 at 08:18 AM. Reason: spelling |
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From the engine standpoint, it is a dirtier combustion. Putting diesel exhasut back into the cylinder is ugly by any means for the engine. The many pictures of egr valves is a clear sign of what goes in the cylinders.
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From a UOA standpoint I don't see the functioning EGR system being the culprit.
The UOA posted here looks very good, other than slightly low viscosity at less than 5,000 mi. I would expect a high quality oil as VPB to stay within a 40wt. grade. Driving conditions/driving style, fuel quality, and a host of other variables has more of an impact on what a UOA will show. The last couple of flashes from ford addressed the EGR issues with the 6.0. As a comparision my 04 had 3 egr valves replaced by 50,000mi., my 07 at 122,000 mi. has never had the egr valve removed, and stellar UOA's. |
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so what would the viscoucity of the oil compare to? also would be highish iron content be due to the cold temps between 10 and 30 degress, for the last 2 months, with no block heater? just got the block heater going...the cord was shot.
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