Champion Standard Spark Plug CJ14 uses a copper core, for improved conduction and traditional electrode designs. Champion standard spark plugs remain the best option for vintage cars, motorcycles and garden equipment.
- Conventional spark plug with nickel alloy electrodes
- Copper core center electrode allows for increased conductivity and heat control
- 14mm thread size shell
- 2.5mm standard nickel non-projected center electrode
- Standard nickel ground electrode





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