The hotter the weather use the higher last two numbers

来源: 于 2023-05-27 07:45:13 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

https://penriteoil.com.au/knowledge-centre/Viscosity/237/what-is-an-sae-viscosity/180

20 can go hotter than 16 but if your summer never goes beyond what 16 can protect then 16 is enough.