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Ask Mobil Archive -
Straight Weight Oil
DateQuestionAnswer
04/22/2008
Is Mobil 1 10W-30 a Good Choice for Dodge Manual Transmissions
My 1993 Dodge W2500 has a manual 5-speed transmission and the manual calls for regular 30 weight motor oil in the tranny. Many people on the Dodge forums say Mobil 1 10W-30 works well in there. I'm wo...
If your manual calls for an engine oil, then you don't need a GL rated gear oil. Mobil 1 10W-30 should work well in this application as it provides 30 grade performance like an SAE 30 grade oil.
06/13/2007
Can 0W-40 be Used Instead of Straight Weight 40W?
My boat engine requires straight weight 40W. Does the Mobil 1 0W-40 meet the requirement?
We make a 0W-40 AND a 10W-40 HIGH Mileage oil. Both products will provide SAE 40 grade viscometrics as the vehicle reaches operating temperature so you could use either product. We recommend you try u...
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