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The correct gap is .060. They should be already gapped when you buy them, but still a good idea to make sure.

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6y ago
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6y ago

The correct gap is .060. They should be already gapped when you buy them, but still a good idea to make sure. Be careful gapping some type plugs or you can damage the insulator.

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Q: What is the spark plug gap for 2003 Buick lesabre 3.8L?
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