Product Overview:- Ngk Spark Plugs (U.S.A.), Inc. Is The Largest Oe Supplier And Manufacturer Of Spark Plugs For Domestic And Import Vehicles In North America. Its Oe Legacy, Unsurpassed Quality And Leading Vehicles In Operation Coverage Reinforces Ngk As The Ignition Specialist. With Over 80 Years Of Automotive Expertise Ngk Has Built A Reputation For Quality And Reliability; Manufacturing Spark Plugs For Virtually Every Automotive, Motorcycle, Marine And Small Engine Application. We Are Committed To Be The Premier Partner With Our Customers, While Maintaining Original Equipment Standards For The Highest Durability And Operational Performance.Product Info:- Compatible With Beemer 2008-01, Atv - 2007-03 Pol, 2004-02 Brp, M/C - 2008-06 Compatible With Beemer, 2008-90 Ducati, 1993 Gilera, 2009-02 Compatible With Harley-Davidson, 2006-89 Husaberg, 2008-84 Ktm, Pwc - 2008-02 Brp, Snow - 2008-03 Ski-Doo- Ngk Copper Spark Plug Box Of 4 (Dcpr8e)- Spark PlugItem Description:-ShellThread Diameter: 12MmThread Pitch: 1.25MmSeat Type: GasketReach: 19Mm (3/4")Hex Size: 5/8" (16Mm)Terminal Type: Removable NutOverall Height: JisGap: .028" (0.7Mm)-Center ElectrodeMaterial: NickelType: StandardSize: 2.5MmProjection: Projected-Ground ElectrodeMaterial: NickelType: StandardQuantity: 1-SpecificationsResistor: YesResistor Value: 5K OhmHeat Range: 8Torque Specs: Cast Iron: 10.8-18 Lb. Ft. Aluminum: 10.8-14.5 Lb. Ft.Manufacturer Part Number:- 4339