nice vids but would be better if got eng sub at least for 3 pont in 2:19 we saw 1-2 celcius temp diff between 10w 30 vs 85w 140 but gear oil got Extreme Pressure additive, i dont think 10w 30 have EP additive at least not as much as GL4 or GL 5 gear oil for me 1-2 celcius hotter (below 45c) but if they replace 85w 140 to 80w-90 or sae 90, i guess the temp diffrence narrower to 1 celcius? any 1 would help to translate 1, 2 , 3 point would helpful for people dont understand mandarin