NGK 2309 Iridium IX Spark Plug LFR7AIX

2309 / LFR7AIX - Iridium IX Spark Plug by NGK. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Electrode Material: Iridium
Thread Size: 0.551"
Thread Reach: 26.5 mm
Ground Electrode Quantity: 1
Gap: 0.032"
Spark Plug Seat Style: Flat
Heat Range: 7
Longevity: 40-50k Miles
Shape: Taper Cut
Thread Diameter: 14 mm
Overall Height: ISO
Resistance: 5 kOhm
Insulator Height: 50.50 mm
Center Electrode Core Material: Copper Core
Ground Configuration: Standard
Ground Electrode Core Material: Nickel Core
Ground Electrode Tip Design: Taper Cut
Nominal Gap: 0.8 mm

• Mfg Part No: 2309 LFR7AIX
• Related Part No: 2309 LFR7AIX