What raceing oil weight is best for chevy truck avalanche 1500 5.3L 2 wd 2004
4 Answers
You do NOT need racing oil for a 5.3 Chevy motor. Run what the manufacturer specifies. If you want some extra protection, run synthetic such as Mobil1 at the manufacturer specified grade (pretty sure it is 5w30).
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5 w 30 in my 04 Avalanche. Al
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Have 08 Avl and 150k miles running 15/50wt Mobil One and works great