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Old 11-12-2007, 08:10 PM
720Deere 720Deere is offline
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Join Date: Sep 2006
Location: Jarrettsville, MD
Posts: 0
5W40 is an excellent oil for the cold winter months. It behaves like a 40 weight oil at high temps and pours like a 5 weight oil in low temps. It's not recommended for heavy towing in higher temps, but there is no real downside to using it.
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