[F32Fleet]

Originally Posted by tardboi

In theory, would a 0w30 allow you to drive aggressively sooner than a 5w40?

i.e. generally people recommend ~180f oil before pushing it. How different is that for 5w40 vs 0w30 (obviously keeping all else constant)

In real world not really. If you look at the viscosity charts you'll see that both trend extremely close once they reach 20C(68F).

https://wiki.anton-paar.com/us-en/engine-oil/