NGK Spark Plug

NGK Racing Series plugs are engineered to withstand the harshest engine conditions.

• Special Insulator nose configurations improve throttle response
• 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

Specifications:

Sheel:

• Thread Size: 14mm
• Thread Pitch: 1.25mm
• Seat Type: Tapered
• Reach: 11mm (7/16")
• Hex Size: 5/8" (16mm)
• Terminal Type: Removable Nut
• Overall Height: ISO
• Gap: .020" (0.5mm)

Center Electrode

• Material: Nickel
• Type: V-Cut
• Size: 2.5mm
• Projection: Projected

Ground Electrode

• Material: Nickel
• Type: Standard
• Quantity: 1
• Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 7.2-14.5 lb. ft.
• Heat Range: 10
• Longevity: 30k Miles
• Resistor: No