Quote:
Originally Posted by Bonburner
0W-40 is thicker in the cold than 5W-30. The mobil1 0W-40 is also 1cSt thicker at 100°C than Mobil1 5w30 (negligible difference).
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Seriously?? I didn't look at the data sheets when making the change; I just assumed Mobil wasn't using some sort of marketing trickery in their ratings...crap. I might move away from Mobil1 entirely then...