Champion 405 RN14YC Nickel Copper Spark Plug with nickel alloy electrodes. The copper core center electrode allows for increased conductivity and heat control. Champion Copper Spark Plug is a patented SAC-9 semi-conductor resistor for maximum EMI & RFI suppression.
Feature:

• Copper core center electrode also optimizes the performance and longevity of the spark plug
• Built to ISO and SAE standards for proven performance
• TinTac and ULTRASEAL shell for best corrosion protection of any spark plug in the industry
• Interchanges to NGK: BPR5ES
• Fits popular applications of the following makes, models, and / or brands: Kawasaki FS / FX Series
• Disclaimer - Please always remember to reference your Owner\'s Manual for correct spark plug fitment, threading, sizing, and more