NGK KR8DI Iridium IX Spark Plug - 4742

Experience the pinnacle of spark plug technology with the NGK Iridium IX Spark Plug. Designed for peak performance and longevity, this spark plug delivers superior ignition and enhanced engine efficiency. Upgrade your motorcycle's performance with the advanced technology of NGK.

Description

The NGK Iridium IX Spark Plug represents the ultimate evolution in spark plug technology. Featuring an iridium electrode that is 25% smaller than platinum and just 1/4 the size of a conventional nickel electrode, this plug offers significantly improved ignitability and reduced voltage requirements. This ultra-small diameter center electrode not only enhances performance but also extends the life of your ignition system. The new metal shell plating provides superior anti-corrosion qualities, ensuring durability and reliability in all conditions. With a 0.8 mm spark gap and a heat range of 8, this resistor-type plug delivers consistent and powerful sparks. Easy to install with a 16 mm (5/8") hex size and a 12 mm thread size, and 19.1 mm (3/4") thread reach, the NGK Iridium IX Spark Plug guarantees optimal performance and reliability for your motorcycle. Upgrade to iridium technology and experience the difference.

Features & highlights

• Experience ultimate performance with the iridium electrode, 25% smaller than platinum for enhanced ignitability.
• Ultra-small diameter center electrode reduces voltage requirements and extends ignition system life.
• New metal shell plating provides enhanced anti-corrosion qualities for maximum durability.
• Fine wire center electrode ensures efficient and reliable spark.
• Resistor type spark plug minimizes electrical interference.
• Designed for easy installation with a standard 16 mm (5/8") hex size.
• Improved fuel efficiency and quicker starts.

Technical specifications

• Brand: NGK Spark Plugs
• Vendor Part Number: 4742
• Center Electrode Projection: Projected
• Center Electrode Type: Fine Wire
• Electrical Resistance: 5k Ohms
• Electrode Tip Material: Iridium
• Ground Electrode Configuration: Single
• Ground Electrode Shape: Standard
• Heat Range: 8
• Hex Size: 16 mm (5/8")
• Product Name: Spark Plug
• Spark Gap: 0.8 mm
• Terminal Configuration: Threaded Stud
• Thread Reach: 19.1 mm (3/4")
• Thread Size: 12 mm
• Type: Resistor
• Units: Each

Important to know

Please ensure this spark plug is compatible with your motorcycle's specifications before installation. Always consult your vehicle's manual for proper installation procedures.