NGK SPARK PLUG B7HS-10 2129

NGK's Standard Plugs are Constructed for Longer Life and Optimum Performance.
Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties

Corrugated Ribs Prevent Flashover Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer Copper Core Aids in Heat Removal Triple Seals Prevent Leakage
Plug Specifications Thread Size: 14mm Hex Size: 13/16" (20.6mm)

Reach: 12.7mm (1/2") Seat Type: Gasket Gap: .040" (1.0mm) Heat Range: 7 Terminal Type: Removable Nut Resistor: No Thread Pitch: 1.25mm Brand: NGK Center Electrode

Part No. 37-B7HS-10 (phoenixmotos.com)