What is the best spark plugs gap for a 1997 Buick regal 3.8 b612 supercharged turbo?

Asked by Jul 08, 2017 at 03:34 PM about the 1997 Buick Regal 4 Dr GS Supercharged Sedan

Question type: Maintenance & Repair

1 Answer

69,555

AC Delco part number 41-101. Pregapped at .060". They're the original equipment type iridium spark plugs and will go for another 100,000 miles. HTH. -Jim

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