Champion CCH-404 RN12YC Copper Plus Spark Plug

The Champion RN12YC is a reliable copper plus spark plug designed for consistent performance in a wide range of small engines and automotive applications. This plug features a copper core electrode that provides excellent heat dissipation and conductivity for reliable ignition.

Key Features:

• Copper core center electrode for superior heat control and conductivity
• Ribbed suppressor seal prevents flashover and misfiring
• Hot-rolled threads resist damage and cross-threading during installation
• SAE specification design ensures OEM quality and performance
• 14mm thread diameter with 0.750-inch reach
• Resistor type for reduced electromagnetic interference
• Pre-gapped and ready to install

Champion spark plugs are manufactured to precise tolerances and provide dependable performance across a wide range of operating conditions. The RN12YC is a popular replacement plug for lawn equipment, generators, and various automotive applications.