Adding Sea Foam to a full crankcase [SOLVED]

Asked by Cletus A. In Ohio

Can I add Sea Foam even if my engine crankcase is full of oil?

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Jim D.
Jim D.
1 year ago

As long as it’s not overfilled, you can add the Sea Foam without draining any oil. Add 1 ounce of Sea Foam per quart of oil. A crankcase has plenty of capacity for the Sea Foam, so no worries.

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