NGK CR7HS 7223 Spark Plug Copper Core

The NGK CR7HS 7223 spark plug with a copper core is built for dependable ignition and steady performance across a range of engines. Its 10mm thread fits many standard setups, while the copper core delivers quick heat transfer, strong spark energy, and improved throttle response. Designed for daily drivers and light-performance applications, this plug balances durability with efficient combustion for better fuel economy and smoother idling. The robust ceramic insulator and precision-fitted electrodes resist fouling and provide consistent firing, even under varying fuel conditions. Easy to install and compatibles across multiple makes, the CR7HS 7223 is a reliable choice when you need a cost-effective upgrade without sacrificing reliability.