What engine oil to use?
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What engine oil to use?
SAE 30, or 10w-30?
The truck is a 1989 7.3 IDI. I live in Virginia and here it is usually as cold as 15-20 degrees Fahrenheit in the winter and can be 90-100 degrees Fahrenheit in the summer.
The truck is a 1989 7.3 IDI. I live in Virginia and here it is usually as cold as 15-20 degrees Fahrenheit in the winter and can be 90-100 degrees Fahrenheit in the summer.
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eman588G
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Dec 13, 2009 02:10 PM
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