NGK CR8HIX Iridium Spark plug

High-performance NGK IRIDIUM CR8HIX spark plug. 10mm thread, 1/2" reach, 5/8" hex, gasket seat, resistor plug. Fits many other hobby engines as well. Features ultra-fine .6mm center electrode. Terminal nut included.

The improved throttle response, superior anti-fouling and high-ignitability make Iridium IX® ideal for the performance enthusiast. Iridium’s extremely high melting point is perfectly suited to today’s high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability.

• Fine iridium tip ensures high durability and a consistently stable spark
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• Outstanding acceleration, high fuel efficiency and durability

Shell

• Thread Size: 10mm
• Thread Pitch: 1.00mm
• Seat Type: Gasket
• Resistor Value: 5K Ohm
• Reach: 12.7mm (1/2")
• Hex Size: 16mm (5/8")
• Terminal Type: Threaded Stud
• Overall Height: ISO
• Gap: 0.7mm (0.028")

Centre Electrode

• Material: Iridium
• Type: Fine Wire
• Size: 0.6mm
• Projection: Non-Projected

Ground Electrode

• Material: Nickel
• Type: Standard
• Shape: Taper Cut
• Quantity: 1

Specifications

• Heat Range: 8
• Resistor: Yes

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