Auto >> AutoSPT >  >> Engine

What is the correct gap for spark plugs on a 1981 Buick Regal 6-cylinder 2 barrel?

The correct spark plug gap for a 1981 Buick Regal with a 6-cylinder, 2-barrel carburetor is 0.045 inches (1.14 mm). However, always double-check your owner's manual or a reliable repair manual specific to your vehicle's engine (the exact engine code would be helpful to confirm). The gap might vary slightly depending on the specific spark plug type recommended for your engine.