NGK Iridium Spark Plug M14 Thread

The NGK Iridium spark plug is designed to ensure high performance and optimal combustion in your engine. With a thread diameter of 14 mm and a thread pitch of 1.25 mm, this spark plug fits perfectly in most motorcycles. Its reach length of 12.7 mm (1/2') and gasket seat type ensure a secure and reliable seal.

Made from iridium, a material known for its strength and durability, this spark plug features a gap of 0.8 mm, which promotes a fine and precise spark. The fine wire design and conical cut shape contribute to better ignition efficiency, while the resistance value of 5k Ohm helps reduce electrical interference.

With a heat range of 8, this spark plug is ideal for a wide variety of riding conditions, ensuring longevity of up to 80,000 km. The recommended torque specifications for installation vary from 24.5 to 34.3 Nm for cast iron and from 24.5 to 29.2 Nm for aluminum, ensuring a secure and precise fit.

• Thread diameter: 14 mm
• Thread pitch: 1.25 mm
• Reach length: 12.7 mm (1/2')
• Seat type: gasket
• Material: iridium
• Gap: 0.8 mm
• Design: fine wire and conical cut shape
• Resistance value: 5k Ohm
• Heat range: 8
• Longevity: up to 80,000 km
• Torque specifications for cast iron: 24.5 - 34.3 Nm
• Torque specifications for aluminum: 24.5 - 29.2 Nm

Choosing the NGK Iridium spark plug means opting for superior performance and reliability over time, making every ride a unique experience.