ACDelco Copper Core Spark Plug

The ACDelco Copper Core Spark Plug line delivers dependable ignition performance for a wide range of gasoline engines. Each plug uses a copper-cored center electrode, which conducts heat and electricity efficiently and helps give consistent firing, easy starts and smooth engine operation.

Key Features:

• Copper-core center electrode for strong thermal conductivity and good heat dissipation
• Nickel-alloy electrode construction for reliable spark delivery
• Resistor design helps suppress radio-frequency interference (RFI) that can affect onboard electronics
• Precision-engineered ceramic insulator for dependable electrical isolation
• Quality-controlled manufacturing to meet ACDelco's standards for fit, heat range and performance
• Dependable choice for routine tune-ups and maintenance replacement

ACDelco is General Motors' trusted parts brand, and it is known for components that meet demanding quality standards. Copper Core spark plugs are an economical way to restore ignition performance. They help the engine run smoothly, start reliably and burn fuel efficiently. Choose the specific part number that matches your application's thread size, reach, heat range and gap requirements.