Thread: What happens when you mix different weight oils?
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Old 09-01-2004, 06:14 AM
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Bruker
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What happens when you mix different weight oils?
Did you ever have to add a quart of oil to your truck and you just didn't have the same weight oil that was in the truck? If you mixed a quart of 5w-30 and a quart of 20w-50 would you get 12.5w-40?
 
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