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Re: What does the 'W' mean?
Posted to Technical Discussion Forum on 2/12/2006 16 Replies

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I have an OEM TSB showing 10W, 30W, 20W-20, and 20W-40 as alternate oil grades to their recommended. They are accompanied by a chart that specifies temp ranges for their use.

I always heard the SAE3... Login to read more.

16 Replies Received (View Replies)