SPARK PLUG 4/BOX

Resistor: No,Electrode Type: OEM,Electrode Core Material: Copper,Electrode Tip Material: Nickel Alloy,Insulator Type: Multi-Rib,Thread Size (IN): 0.709 Inch,Thread Size (MM): 18 Millimeter,Reach: 1/2 Inch,Seat Type: Gasket,Wrench Diameter: OEM,Quantity: Single Copper-Glass Seal Bonds Insulator, Terminal Post Center Electrode Together; Assures Full Required Voltage At Spark Gap; Gas-Tight Seal (100 Percent Leak Proof),Multi-Rib Insulator Reduces Danger Of Flash-Over" One-Piece Terminal Post Adds Strength Cold-Formed Steel Shell Precision Rolled Threads Full Copper Core Electrode Provides Better Performance In All Conditions Resistor Reduces Radio Frequency Interference (RFI) And Electrode Erosion Guaranteed To Deliver Quick Starts Good Fuel Economy And Smooth Acceleration Limited 2 Year Warranty"