Valvoline Premium blue, Ram 3500

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May 10, 2018
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Latest lab, this was 15-40 Premium Blue, The two older samples were Valvoline 5-40 Premium Blue Extreme. Break-in on the Cummins takes a little time it seems. About half the miles are towing a 10,000 lb. Travel Trailer.

fullsizeoutput_ecf.jpeg
 
A little small to read, any chance uploading the original document rather than a screenshot?

That said from what I can make out, it looks like Aluminum has come down.
 
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