there should be a sticker under the hood of the car that tells you what the gapping should be. .60
spark gap 1984 regal 3.8
The Spark Plug Gap.060 (In thousandths of an inch)
The spark plug gap for a 2000 Buick Regal should be set at .060 inches. New spark plugs may be purchased at an auto parts store and will be preset.
Spark plug diagram for '98 buck regal
1-3-5 front 2-4-6 back
3.8 liter V-6 : .060"
The spark plugs are all identical so are interchangeable
where is the drain plug for the radiator on a 1992 buick regal custom
.060 is the typical spark plug gap for your engine.
The gap is- .060 inch. Use a gap guage or feeler guages.
V6 are a pain to get off. Try twisting back and forth, then pulling it off.
The spark plug gap for a 2003 Buick LeSabre should be set at .060 inches. The best spark plug for this vehicle would be an Iridium plug.