Top-quality spark plugs give power and combustion pressure to your engine. With Spark Plug 86-4922, these standard spark plugs are constructed with a 5-Rib insulator design to avoid flashover and corrosion-resistant plating to facilitate installation and removal. Pure alumina silicate ceramic insulator offers excellent strength and enhanced heat transmission. Spark plugs that keep your pistons firing. With these Spark Plugs, you know you're getting unmatched quality in the industry. Key Features: OEM quality Cold-rolled threads protect the cylinder head from damage. Triple gasket sealing reduces gas leaking through the shell. Solid Copper Core - better heat dissipation, conductivity, and heat range Trivalent plating - silver chromate and zinc offer optimal corrosion resistance. Specifications: Brand: Autowares SKU: 86-4922 UPC: 087295449226 Weight: 0.15 LBS Unit Of Measure: EA Manufacturer Part Number (MPN): BR6ES Shell Thread Diameter: 14mm Shell Thread Pitch: 1.25mm Seat Type: Gasket Terminal Type: Removable Nut Center Electrode Material: Nickel Type: Standard Resistor: Yes Resistor Value: 5k Ohm Heat Range: 6