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 | 03/28/2010 | | Likely Cause of Excessive Coolant Consumption | | Why am I going through a gallon of coolant almost every two days? It's not leaking on the ground anywhere. I put coolant in and then water {just to top it off} in the radiator and I noticed the oil di... |
| | It sounds like you have a cracked head or gasket issue. There are only a few places where coolant can go and seeing a milky color in your oil may be a sign of an issue. |
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| 03/11/2010 | | | We recommend checking the oil level either before turning on the engine, or 5 to 10 minutes after shutting down so you can have all the oil in the oil pan to get an accurate measurement. |
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| 01/20/2010 | | Break-in Motor Oil for Small Block Chevy Engine | | I am looking for a break-in-oil for my small block Chevy. I have been looking at Royal Purple's break-in-oil and would like to find something less costly and that have most of the quality needed to br... |
| | We recommend you refer to our chart that shows the various levels of antiwear (zddp) in each of our Mobil 1 products. You’ll see there are various viscosity grades of Mobil 1 with higher levels of an... |
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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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| 10/13/2009 | | | We would not recommend using an ATF in your engine. It completely lacks the additives required for today’s modern engines. |
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