Valvoline VR-1 vs. Lucas Hot Rod oil
Wyrmrider said
d so did windman recently revise?
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Yes Nov or Dec 2019.
I think his comments about HTHS (High Temperature High Shear) are new - but maybe it just didn't stick when I read it before.
Also on his website there is an interesting paper about oils for Classic Mini. I just skimmed that one.
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