Une bougie Pour Harley-Davidson Big Twin Evolution Champion Spark Plug RN12YC

Champion Spark Plug RN12YC For Harley-Davidson Big Twin Evolution

• Champion Power sport des séries plugs include all the features of their conventional plugs, but laboure built with poussez à l'extrême engine conditions and durability in mind
• Copper Prime motorcycle spark plugs have à copper core center electrode that allows for accurate un contrôle of heat range, optimizing une performance, and longevity for the sparkplug
• Décédez wire electrodes il uncréait ignitability by reducing spark quench
• Increased bore clearances between shell and core nose tu réduis fouling caused by du charbon deposits
• Patented SAC-9 un semi-conducteur résistor for maximum EMI and RFI suppression
• Thread : 14 mms
• Reach : 19 mms
• Fits :
• Evolution Big Twin 1984-1999
• Shovelhead 1978-1984
• Tu replais OEM : 5R6A, 32342-04
  
• Made in des USA
• Sold each