 | 10/20/2010 | | | From a viscosity standpoint, a 0W-40 motor oil will have a higher viscosity at high temperatures than a 0W-30 oil, while having the same viscosity properties at low temperatures. |
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| 08/24/2010 | | | We specifically formulated Mobil 1 0W-20 Advanced Fuel Economy to provide the same high-temperature protection as Mobil 1 5W-20. As always, please consult your owner's manual for the appropriate visc... |
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| 02/15/2010 | | | Viscosity is now commonly reported in centistokes (cSt), measured at either 40°C or 100°C (ASTM Method D445 - Kinematic Viscosity). The centistokes rating is converted into the SAE weight designation ... |
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| 01/29/2010 | | Oil for a Mazda Direct Injection Engine | | Hello, I have a Mazda direct injection engine and I am trying to find one oil with low NOACK viscosity ratings. I am unable to find this information on the Mobil 1 5W-30 Product Data Sheet. Can you he... |
| | Typical Mobil 1 5W-30, NOACK viscosity is 11-13%. |
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| 12/10/2009 | | Can Synthetic Motor Oil be Used in a Subaru Turbo? | | Specific to my 2005 Subaru Legacy Turbo - the dealer discourages use of synthetic oil stating that the variable valve timing, which is oil pressure actuated, is adversely affected. The recommended wei... |
| | There is no issue using Mobil 1 5W-30 for this application. We would add that changing viscosity grades could impact performance of the hydraulics of the variable valve timing, but not simply changing... |
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