ACDelco Conventional Style Spark Plugs

AC Delco Conventional Spark Plugs are precisely engineered and manufactured to provide everyday reliability and efficient performance.

Available for most older vehicles, AC Delco Conventional Spark Plugs feature:

A copper-core center electrode that helps provide improved heat transfer to the tip, giving you the reliability you're looking for while improving its resistance to low-speed carbon fouling

Hot-tip insulator heats fast and fires hot

The nickel-chrome alloy on the ground electrode and center electrode sheathing resists wear from spark erosion and the corrosive environment of the combustion chamber