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Re: Oil Viscosity - not what you may think
Posted to Technical Discussion Forum on 8/23/2007 9 Replies

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My picks would probably be Valvoline Synpower 5W-40, Mobil 1 5W-30, Mobil Clean 5000 5W-30 (if the price is good enough) and Castrol GTX or Motorcraft 5W-20. If I couldn't get the Clean 5000 5W-30 ch... Login to read more.

9 Replies Received (View Replies)