Product Description

Multi-Ground Electrodes Improve Ignition Capabilities and are Less Sensitive to Increased Voltage Requirements Due to Gap Growth.Designed to Specific Manufacturer Ignition Requirements, NGK's Multi-Ground Plugs Maintain All the Features of Their Standard Plugs, Including:

• Corrugated Ribs to Prevent Flashover.
• Pure Alumina Silicate Ceramic Insulator, Providing Superior Strength and Better Heat Transfer.
• Copper Core to Aid in Heat Removal.
• Triple Seals to Prevent Leakage.

Spark Plugs are Sold Each.

Specifications (BR8HS)

• Thread Size: 14mm
• Thread Pitch: 1.25mm
• Seat Type: Gasket
• Resistor: Yes
• Resistor Value: 5K Ohm
• Reach: 12.7mm (1/2")
• Hex Size: 13/16" (21mm)
• Terminal Type: Solid
• Overall Height: ISO
• Gap: .028" (0.7mm)
• Heat Range: 8
• Fits Yamaha 61X/62T/64X with OEM Cylinder Heads.