I switched to Motul 300V Power 5W-40 a few months ago and plan on running this in the R from now on.
Here is the virgin oil analysis (VOA) of the oil from Blackstone.
link:
https://www.motul.com/us/en-US/products/300v-power-5w40--2
Here is the virgin oil analysis (VOA) of the oil from Blackstone.


link:
https://www.motul.com/us/en-US/products/300v-power-5w40--2