Here is my report, to be honest I still don't exactly know what a lot of it means. The oil filter used was a RP 20-820. Probably about 70% of the miles were city driving but I did tow my 10K lb 5th wheel about 500 miles in total. Also did a few hunting trips with a decent amount of desert driving.
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Just an outstanding report imo. So the top numbers are wear, alum, iron, and copper main ones. Why I am exciting is those iron numbers are incredible for such a young engine and alum shows you have no cold start problems despite your towing. Now with copper there are three relevant things, hemi's have high copper and you have a young engine and you have high moly which all contribute there. I would expect that to come down with time.
You got tbn and it is so high your oil is as good as new oil despite 5k miles on it. TBN is total base number as in acid fighting part of the base oil. When tbn gets down to below 2 acid can start creating problems in an engine. You have no signs of oil degradation or water intrusion or fuel issues those are line items about tbn, all is perfect.
Oil is built very well and proven with such low wear. I wouldn't change anything but if you wanted to extend your interval you safely can for sure, especially with your filter choice. Your hemi is a low wear hemi and is running great.
look up other hpl oils, sometimes silicone is added and is completely neutral. does not mean dirt.
So I looked it up for you, and hpl uses silicone in there oil, probably as anti foam but there are other reasons too, so Blackstone just didn't know that, so it doesn't have anything to do with air filter. Also, the ones I looked up were close to your ppm 15 and 18ppm hpl uoa's I looked at you at 17, all is good nevermind what Blackstone said about silicone doesn't apply to your uoa.
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