NGK Nickel Spark Plug 14mm Thread
for HARLEY DAVIDSON XL SERIES - SPORTSTER, XR
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Special Price €5.00 Regular Price €8.49The NGK nickel spark plug is designed to ensure optimal performance in your engine. With a thread diameter of 14 mm and a pitch of 1.25 mm, this spark plug offers a secure and reliable connection. Its design with a gasket seat and a reach of 19 mm (3/4) makes it compatible with a wide range of motorcycles.
Thanks to its 21 mm (13/16') hex and solid terminal, installation is quick and easy. The spark plug features a gap of 1.1 mm (.043'), which contributes to efficient ignition and optimal fuel combustion. Made from nickel, this spark plug is built to last, with a longevity of approximately 48,000 km (30,000 miles).
With a resistance value of 5k Ohm and a heat range of 6, it is ideal for those seeking a balance between performance and durability. The recommended torque specifications vary between 24-34 Nm for cast iron and 24-29 Nm for aluminum, ensuring a perfect seal. Choose the NGK spark plug for reliable ignition and an uncompromised riding experience.
- Thread diameter: 14 mm
- Pitch: 1.25 mm
- Reach: 19 mm (3/4')
- Hex: 21 mm (13/16')
- Gap: 1.1 mm (.043')
- Material: Nickel
- Longevity: approximately 48,000 km (30,000 miles)
- Resistance value: 5k Ohm
- Heat range: 6
- Torque specification for cast iron: 24-34 Nm
- Torque specification for aluminum: 24-29 Nm


