NGK is an OEM supplier for major car and motorcycle-racing manufacturers and its spark plugs are indispensable on the market. NGK is setting standards for reaching highest quality requirements. By using advanced technology, NGK ensures to fulfill the high performance level even under extreme conditions. Regarding product range and service, no desire remains open. NGK is specialist for achieving maximum power output with minimum harm to the environment. NGK is OEM supplier for more than 90% of all japanese motorcycle manufacturers.

• Wrench width: 20.8 mm
• Thread diameter: 14.0 mm 
• Thread length: 19.0 mm 
• Electrode gap: 0.8 mm
• Resistor: interference suppression, 5 kOhm