Quote:
Originally Posted by ChrisSlicks
I think people mix the MTL in to make the oil a little thinner for low temperatures and improve cold shifting. MTL has less than half the viscosity of MT-90 below 100 degrees.
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MT-90 is 75W90 and MTL is 70W80. So I do not think MTL is half the cold viscosity of MT-90. 70 vs 75.