Iridium Racing Spark Plug R0409B-8 - For 07-19 CRF250X & 05-09 CRF250R

For 07-19 CRF250X & 05-09 CRF250R

• Center Electrode Projection: Non-Projected
• Center Electrode Type: Fine Wire
• Country/Region of Manufacture: Japan
• Electrical Resistance: 5k Ohms
• Electrode Tip Material: Iridium
• Fuel Type: Gasoline
• Ground Electrode Shape: Taper Cut
• Heat Range: 8
• Hex Size: 5/8" / 16 mm
• Spark Gap: 0.028" / 0.7 mm
• Terminal Configuration: Threaded Stud
• Thread Reach: 3/4" / 19.1 mm
• Type: Spark Plug
• UPC: 087295077917

• The ultimate in the evolution of spark plug technology and performance from the industry leader
• The iridium electrode is 25% smaller than a platinum electrode, and it's just 1/4 the size of a conventional nickel electrode
• Ultra-small diameter center electrode reduces voltage requirement and extends ignition system life
• New metal shell plating has enhanced anti-corrosion qualities