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 | 07/25/2009 | | Mixing Motor Oil Viscosities to Achieve 5W-50 Oil | | I want to mix Mobil 1 5W-30 with 15W-50 (1:1 ratio) and run it in my 2002 Porsche 996 C2. I have two reasons for wanting to do this. First, I live in a region where freezes are rare and it is very hot... |
| | We recommend you use Mobil 1 0W-40 all year. It will give you outstanding protection at low ambient temperatures as well as at high operating temperatures. |
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| 02/13/2009 | | | Yes, you can mix Mobil 1 Synthetic ATF with conventional transmission fluid. |
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| 06/14/2008 | | | No, there is no issue with mixing Mobil 1 products. Your engine should be fine. In fact we would recommend you use the Mobil 1 Turbo Diesel Truck formulation in your truck in the future. |
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| 03/25/2008 | | | Today’s modern vehicles require a less viscous oil in many cases than in the old days. Having said that there is no harm in mixing different viscosities of Mobil 1. They are all compatible with each o... |
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| 12/19/2007 | | | New Jersey has cold enough winters that we recommend you continue to use 0W-40 at least in the winter. In the spring, summer and fall you can use Mobil 1 15W-50 and see if this improves your oil consu... |
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